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-rw-r--r--arch/ia64/lib/csum_partial_copy.c2
-rw-r--r--fs/Kconfig1
-rw-r--r--fs/afs/internal.h2
-rw-r--r--fs/afs/rxrpc.c2
-rw-r--r--fs/afs/use-rtnetlink.c2
-rw-r--r--fs/afs/vlocation.c17
-rw-r--r--include/net/wext.h2
-rw-r--r--kernel/hrtimer.c2
-rw-r--r--net/appletalk/ddp.c25
-rw-r--r--net/core/datagram.c50
-rw-r--r--net/core/skbuff.c122
-rw-r--r--net/core/user_dma.c25
-rw-r--r--net/rxrpc/Kconfig5
-rw-r--r--net/rxrpc/rxkad.c1
-rw-r--r--net/xfrm/xfrm_algo.c22
15 files changed, 181 insertions, 99 deletions
diff --git a/arch/ia64/lib/csum_partial_copy.c b/arch/ia64/lib/csum_partial_copy.c
index 503dfe6d145..118daf5a063 100644
--- a/arch/ia64/lib/csum_partial_copy.c
+++ b/arch/ia64/lib/csum_partial_copy.c
@@ -128,6 +128,8 @@ csum_partial_copy_from_user(const void __user *src, void *dst,
return (__force __wsum)result;
}
+EXPORT_SYMBOL(csum_partial_copy_from_user);
+
__wsum
csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
{
diff --git a/fs/Kconfig b/fs/Kconfig
index e33c0892457..a42f767dcdd 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -2020,6 +2020,7 @@ config AFS_FS
tristate "Andrew File System support (AFS) (EXPERIMENTAL)"
depends on INET && EXPERIMENTAL
select AF_RXRPC
+ select KEYS
help
If you say Y here, you will get an experimental Andrew File System
driver. It currently only supports unsecured read-only AFS access.
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 6dd3197d1d8..34665f7d7a1 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -367,7 +367,7 @@ struct afs_uuid {
u32 time_low; /* low part of timestamp */
u16 time_mid; /* mid part of timestamp */
u16 time_hi_and_version; /* high part of timestamp and version */
-#define AFS_UUID_TO_UNIX_TIME 0x01b21dd213814000
+#define AFS_UUID_TO_UNIX_TIME 0x01b21dd213814000ULL
#define AFS_UUID_TIMEHI_MASK 0x0fff
#define AFS_UUID_VERSION_TIME 0x1000 /* time-based UUID */
#define AFS_UUID_VERSION_NAME 0x3000 /* name-based UUID */
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index e7b047328a3..222c1a3abbb 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -772,7 +772,7 @@ int afs_extract_data(struct afs_call *call, struct sk_buff *skb,
if (call->offset < count) {
if (last) {
- _leave(" = -EBADMSG [%d < %lu]", call->offset, count);
+ _leave(" = -EBADMSG [%d < %zu]", call->offset, count);
return -EBADMSG;
}
_leave(" = -EAGAIN");
diff --git a/fs/afs/use-rtnetlink.c b/fs/afs/use-rtnetlink.c
index 82f0daa2897..f8991c700e0 100644
--- a/fs/afs/use-rtnetlink.c
+++ b/fs/afs/use-rtnetlink.c
@@ -243,7 +243,7 @@ static int afs_read_rtm(struct afs_rtm_desc *desc)
desc->datalen = kernel_recvmsg(desc->nlsock, &msg, iov, 1,
desc->datamax, 0);
if (desc->datalen < 0) {
- _leave(" = %ld [recv]", desc->datalen);
+ _leave(" = %zd [recv]", desc->datalen);
return desc->datalen;
}
diff --git a/fs/afs/vlocation.c b/fs/afs/vlocation.c
index 74cce174882..6c8e95a7c2c 100644
--- a/fs/afs/vlocation.c
+++ b/fs/afs/vlocation.c
@@ -416,8 +416,8 @@ fill_in_record:
goto error_abandon;
spin_lock(&vl->lock);
vl->state = AFS_VL_VALID;
- wake_up(&vl->waitq);
spin_unlock(&vl->lock);
+ wake_up(&vl->waitq);
/* schedule for regular updates */
afs_vlocation_queue_for_updates(vl);
@@ -442,7 +442,7 @@ found_in_memory:
_debug("invalid [state %d]", state);
- if ((state == AFS_VL_NEW || state == AFS_VL_NO_VOLUME)) {
+ if (state == AFS_VL_NEW || state == AFS_VL_NO_VOLUME) {
vl->state = AFS_VL_CREATING;
spin_unlock(&vl->lock);
goto fill_in_record;
@@ -453,11 +453,10 @@ found_in_memory:
_debug("wait");
spin_unlock(&vl->lock);
- ret = wait_event_interruptible(
- vl->waitq,
- vl->state == AFS_VL_NEW ||
- vl->state == AFS_VL_VALID ||
- vl->state == AFS_VL_NO_VOLUME);
+ ret = wait_event_interruptible(vl->waitq,
+ vl->state == AFS_VL_NEW ||
+ vl->state == AFS_VL_VALID ||
+ vl->state == AFS_VL_NO_VOLUME);
if (ret < 0)
goto error;
spin_lock(&vl->lock);
@@ -471,8 +470,8 @@ success:
error_abandon:
spin_lock(&vl->lock);
vl->state = AFS_VL_NEW;
- wake_up(&vl->waitq);
spin_unlock(&vl->lock);
+ wake_up(&vl->waitq);
error:
ASSERT(vl != NULL);
afs_put_vlocation(vl);
@@ -675,7 +674,6 @@ static void afs_vlocation_updater(struct work_struct *work)
case 0:
afs_vlocation_apply_update(vl, &vldb);
vl->state = AFS_VL_VALID;
- wake_up(&vl->waitq);
break;
case -ENOMEDIUM:
vl->state = AFS_VL_VOLUME_DELETED;
@@ -685,6 +683,7 @@ static void afs_vlocation_updater(struct work_struct *work)
break;
}
spin_unlock(&vl->lock);
+ wake_up(&vl->waitq);
/* and then reschedule */
_debug("reschedule");
diff --git a/include/net/wext.h b/include/net/wext.h
index 55741836a67..c02b8decf3a 100644
--- a/include/net/wext.h
+++ b/include/net/wext.h
@@ -10,7 +10,7 @@ extern int wext_proc_init(void);
extern int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd,
void __user *arg);
#else
-static inline int wext_proc_init()
+static inline int wext_proc_init(void)
{
return 0;
}
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index f5cfde8c902..1b3033105b4 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -279,6 +279,8 @@ ktime_t ktime_add_ns(const ktime_t kt, u64 nsec)
return ktime_add(kt, tmp);
}
+
+EXPORT_SYMBOL_GPL(ktime_add_ns);
# endif /* !CONFIG_KTIME_SCALAR */
/*
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 16eda21fb38..f6a92a0b7aa 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -937,11 +937,11 @@ static unsigned long atalk_sum_partial(const unsigned char *data,
static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset,
int len, unsigned long sum)
{
- int end = skb_headlen(skb);
+ int start = skb_headlen(skb);
int i, copy;
/* checksum stuff in header space */
- if ((copy = end - offset) > 0) {
+ if ( (copy = start - offset) > 0) {
if (copy > len)
copy = len;
sum = atalk_sum_partial(skb->data + offset, copy, sum);
@@ -953,9 +953,11 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset,
/* checksum stuff in frags */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
@@ -963,31 +965,36 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset,
if (copy > len)
copy = len;
vaddr = kmap_skb_frag(frag);
- sum = atalk_sum_partial(vaddr + frag->page_offset,
- copy, sum);
+ sum = atalk_sum_partial(vaddr + frag->page_offset +
+ offset - start, copy, sum);
kunmap_skb_frag(vaddr);
if (!(len -= copy))
return sum;
offset += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- sum = atalk_sum_skb(list, 0, copy, sum);
+ sum = atalk_sum_skb(list, offset - start,
+ copy, sum);
if ((len -= copy) == 0)
return sum;
offset += copy;
}
+ start = end;
}
}
diff --git a/net/core/datagram.c b/net/core/datagram.c
index e1afa767944..cb056f47612 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -247,8 +247,8 @@ EXPORT_SYMBOL(skb_kill_datagram);
int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
struct iovec *to, int len)
{
- int end = skb_headlen(skb);
- int i, copy = end - offset;
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
/* Copy header. */
if (copy > 0) {
@@ -263,9 +263,11 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
/* Copy paged appendix. Hmm... why does this look so complicated? */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
int err;
u8 *vaddr;
@@ -275,8 +277,8 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
if (copy > len)
copy = len;
vaddr = kmap(page);
- err = memcpy_toiovec(to, vaddr + frag->page_offset,
- copy);
+ err = memcpy_toiovec(to, vaddr + frag->page_offset +
+ offset - start, copy);
kunmap(page);
if (err)
goto fault;
@@ -284,24 +286,30 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
return 0;
offset += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- if (skb_copy_datagram_iovec(list, 0, to, copy))
+ if (skb_copy_datagram_iovec(list,
+ offset - start,
+ to, copy))
goto fault;
if ((len -= copy) == 0)
return 0;
offset += copy;
}
+ start = end;
}
}
if (!len)
@@ -315,9 +323,9 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
u8 __user *to, int len,
__wsum *csump)
{
- int end = skb_headlen(skb);
+ int start = skb_headlen(skb);
int pos = 0;
- int i, copy = end - offset;
+ int i, copy = start - offset;
/* Copy header. */
if (copy > 0) {
@@ -336,9 +344,11 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
__wsum csum2;
int err = 0;
@@ -350,7 +360,8 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
copy = len;
vaddr = kmap(page);
csum2 = csum_and_copy_to_user(vaddr +
- frag->page_offset,
+ frag->page_offset +
+ offset - start,
to, copy, 0, &err);
kunmap(page);
if (err)
@@ -362,20 +373,24 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
to += copy;
pos += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list=list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
__wsum csum2 = 0;
if (copy > len)
copy = len;
- if (skb_copy_and_csum_datagram(list, 0,
+ if (skb_copy_and_csum_datagram(list,
+ offset - start,
to, copy,
&csum2))
goto fault;
@@ -386,6 +401,7 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
to += copy;
pos += copy;
}
+ start = end;
}
}
if (!len)
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 32f087b5233..142257307fa 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1045,13 +1045,13 @@ pull_pages:
int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len)
{
int i, copy;
- int end = skb_headlen(skb);
+ int start = skb_headlen(skb);
if (offset > (int)skb->len - len)
goto fault;
/* Copy header. */
- if ((copy = end - offset) > 0) {
+ if ((copy = start - offset) > 0) {
if (copy > len)
copy = len;
skb_copy_from_linear_data_offset(skb, offset, to, copy);
@@ -1062,9 +1062,11 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len)
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
u8 *vaddr;
@@ -1073,8 +1075,8 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len)
vaddr = kmap_skb_frag(&skb_shinfo(skb)->frags[i]);
memcpy(to,
- vaddr + skb_shinfo(skb)->frags[i].page_offset,
- copy);
+ vaddr + skb_shinfo(skb)->frags[i].page_offset+
+ offset - start, copy);
kunmap_skb_frag(vaddr);
if ((len -= copy) == 0)
@@ -1082,25 +1084,30 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len)
offset += copy;
to += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- if (skb_copy_bits(list, 0, to, copy))
+ if (skb_copy_bits(list, offset - start,
+ to, copy))
goto fault;
if ((len -= copy) == 0)
return 0;
offset += copy;
to += copy;
}
+ start = end;
}
}
if (!len)
@@ -1125,12 +1132,12 @@ fault:
int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len)
{
int i, copy;
- int end = skb_headlen(skb);
+ int start = skb_headlen(skb);
if (offset > (int)skb->len - len)
goto fault;
- if ((copy = end - offset) > 0) {
+ if ((copy = start - offset) > 0) {
if (copy > len)
copy = len;
skb_copy_to_linear_data_offset(skb, offset, from, copy);
@@ -1142,9 +1149,11 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + frag->size;
+ end = start + frag->size;
if ((copy = end - offset) > 0) {
u8 *vaddr;
@@ -1152,7 +1161,8 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len)
copy = len;
vaddr = kmap_skb_frag(frag);
- memcpy(vaddr + frag->page_offset, from, copy);
+ memcpy(vaddr + frag->page_offset + offset - start,
+ from, copy);
kunmap_skb_frag(vaddr);
if ((len -= copy) == 0)
@@ -1160,25 +1170,30 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len)
offset += copy;
from += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + list->len;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- if (skb_store_bits(list, 0, from, copy))
+ if (skb_store_bits(list, offset - start,
+ from, copy))
goto fault;
if ((len -= copy) == 0)
return 0;
offset += copy;
from += copy;
}
+ start = end;
}
}
if (!len)
@@ -1195,8 +1210,8 @@ EXPORT_SYMBOL(skb_store_bits);
__wsum skb_checksum(const struct sk_buff *skb, int offset,
int len, __wsum csum)
{
- int end = skb_headlen(skb);
- int i, copy = end - offset;
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
int pos = 0;
/* Checksum header. */
@@ -1211,9 +1226,11 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + skb_shinfo(skb)->frags[i].size;
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
__wsum csum2;
u8 *vaddr;
@@ -1222,8 +1239,8 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset,
if (copy > len)
copy = len;
vaddr = kmap_skb_frag(frag);
- csum2 = csum_partial(vaddr + frag->page_offset,
- copy, 0);
+ csum2 = csum_partial(vaddr + frag->page_offset +
+ offset - start, copy, 0);
kunmap_skb_frag(vaddr);
csum = csum_block_add(csum, csum2, pos);
if (!(len -= copy))
@@ -1231,26 +1248,31 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset,
offset += copy;
pos += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + list->len;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + list->len;
if ((copy = end - offset) > 0) {
__wsum csum2;
if (copy > len)
copy = len;
- csum2 = skb_checksum(list, 0, copy, 0);
+ csum2 = skb_checksum(list, offset - start,
+ copy, 0);
csum = csum_block_add(csum, csum2, pos);
if ((len -= copy) == 0)
return csum;
offset += copy;
pos += copy;
}
+ start = end;
}
}
BUG_ON(len);
@@ -1263,8 +1285,8 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset,
__wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
u8 *to, int len, __wsum csum)
{
- int end = skb_headlen(skb);
- int i, copy = end - offset;
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
int pos = 0;
/* Copy header. */
@@ -1281,9 +1303,11 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + skb_shinfo(skb)->frags[i].size;
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
__wsum csum2;
u8 *vaddr;
@@ -1293,8 +1317,9 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
copy = len;
vaddr = kmap_skb_frag(frag);
csum2 = csum_partial_copy_nocheck(vaddr +
- frag->page_offset,
- to, copy, 0);
+ frag->page_offset +
+ offset - start, to,
+ copy, 0);
kunmap_skb_frag(vaddr);
csum = csum_block_add(csum, csum2, pos);
if (!(len -= copy))
@@ -1303,6 +1328,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
to += copy;
pos += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
@@ -1310,13 +1336,16 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
for (; list; list = list->next) {
__wsum csum2;
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- csum2 = skb_copy_and_csum_bits(list, 0,
+ csum2 = skb_copy_and_csum_bits(list,
+ offset - start,
to, copy, 0);
csum = csum_block_add(csum, csum2, pos);
if ((len -= copy) == 0)
@@ -1325,6 +1354,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
to += copy;
pos += copy;
}
+ start = end;
}
}
BUG_ON(len);
@@ -1996,8 +2026,8 @@ void __init skb_init(void)
int
skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len)
{
- int end = skb_headlen(skb);
- int i, copy = end - offset;
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
int elt = 0;
if (copy > 0) {
@@ -2013,39 +2043,45 @@ skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len)
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
if (copy > len)
copy = len;
sg[elt].page = frag->page;
- sg[elt].offset = frag->page_offset;
+ sg[elt].offset = frag->page_offset+offset-start;
sg[elt].length = copy;
elt++;
if (!(len -= copy))
return elt;
offset += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- elt += skb_to_sgvec(list, sg+elt, 0, copy);
+ elt += skb_to_sgvec(list, sg+elt, offset - start, copy);
if ((len -= copy) == 0)
return elt;
offset += copy;
}
+ start = end;
}
}
BUG_ON(len);
diff --git a/net/core/user_dma.c b/net/core/user_dma.c
index 89241cdeea3..0ad1cd57bc3 100644
--- a/net/core/user_dma.c
+++ b/net/core/user_dma.c
@@ -49,8 +49,8 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan,
struct sk_buff *skb, int offset, struct iovec *to,
size_t len, struct dma_pinned_list *pinned_list)
{
- int end = skb_headlen(skb);
- int i, copy = end - offset;
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
dma_cookie_t cookie = 0;
/* Copy header. */
@@ -69,9 +69,11 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan,
/* Copy paged appendix. Hmm... why does this look so complicated? */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
copy = end - offset;
if ((copy = end - offset) > 0) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
@@ -80,8 +82,8 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan,
if (copy > len)
copy = len;
- cookie = dma_memcpy_pg_to_iovec(chan, to, pinned_list,
- page, frag->page_offset, copy);
+ cookie = dma_memcpy_pg_to_iovec(chan, to, pinned_list, page,
+ frag->page_offset + offset - start, copy);
if (cookie < 0)
goto fault;
len -= copy;
@@ -89,21 +91,25 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan,
goto end;
offset += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
copy = end - offset;
if (copy > 0) {
if (copy > len)
copy = len;
cookie = dma_skb_copy_datagram_iovec(chan, list,
- 0, to, copy, pinned_list);
+ offset - start, to, copy,
+ pinned_list);
if (cookie < 0)
goto fault;
len -= copy;
@@ -111,6 +117,7 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan,
goto end;
offset += copy;
}
+ start = end;
}
}
diff --git a/net/rxrpc/Kconfig b/net/rxrpc/Kconfig
index d72380e304a..8750f6da6bc 100644
--- a/net/rxrpc/Kconfig
+++ b/net/rxrpc/Kconfig
@@ -30,6 +30,11 @@ config AF_RXRPC_DEBUG
config RXKAD
tristate "RxRPC Kerberos security"
depends on AF_RXRPC && KEYS
+ select CRYPTO
+ select CRYPTO_MANAGER
+ select CRYPTO_BLKCIPHER
+ select CRYPTO_PCBC
+ select CRYPTO_FCRYPT
help
Provide kerberos 4 and AFS kaserver security handling for AF_RXRPC
through the use of the key retention service.
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index 1eaf529efac..5ec705144e1 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -18,6 +18,7 @@
#include <linux/ctype.h>
#include <net/sock.h>
#include <net/af_rxrpc.h>
+#define rxrpc_debug rxkad_debug
#include "ar-internal.h"
#define RXKAD_VERSION 2
diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
index be529c4241a..6249a9405bb 100644
--- a/net/xfrm/xfrm_algo.c
+++ b/net/xfrm/xfrm_algo.c
@@ -532,8 +532,8 @@ EXPORT_SYMBOL_GPL(xfrm_count_enc_supported);
int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc,
int offset, int len, icv_update_fn_t icv_update)
{
- int end = skb_headlen(skb);
- int i, copy = end - offset;
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
int err;
struct scatterlist sg;
@@ -556,9 +556,11 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- BUG_TRAP(len >= 0);
+ int end;
- end = offset + skb_shinfo(skb)->frags[i].size;
+ BUG_TRAP(start <= offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
@@ -566,7 +568,7 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc,
copy = len;
sg.page = frag->page;
- sg.offset = frag->page_offset;
+ sg.offset = frag->page_offset + offset-start;
sg.length = copy;
err = icv_update(desc, &sg, copy);
@@ -577,19 +579,22 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc,
return 0;
offset += copy;
}
+ start = end;
}
if (skb_shinfo(skb)->frag_list) {
struct sk_buff *list = skb_shinfo(skb)->frag_list;
for (; list; list = list->next) {
- BUG_TRAP(len >= 0);
+ int end;
+
+ BUG_TRAP(start <= offset + len);
- end = offset + list->len;
+ end = start + list->len;
if ((copy = end - offset) > 0) {
if (copy > len)
copy = len;
- err = skb_icv_walk(list, desc, 0,
+ err = skb_icv_walk(list, desc, offset-start,
copy, icv_update);
if (unlikely(err))
return err;
@@ -597,6 +602,7 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc,
return 0;
offset += copy;
}
+ start = end;
}
}
BUG_ON(len);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 19:24:24 +0000