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authorJan Engelhardt <jengelh@medozas.de>2009-06-26 08:23:19 +0200
committerJan Engelhardt <jengelh@medozas.de>2010-02-15 16:59:28 +0100
commit739674fb7febf116e7d647031fab16989a08a965 (patch)
treeb2b0bcde6aa93dfc7a9811da7805affcef225a2a /net
parentb402405d71beed8e4df354844353f66b4e18269f (diff)
netfilter: xtables: constify args in compat copying functions
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/netfilter/arp_tables.c4
-rw-r--r--net/ipv4/netfilter/ip_tables.c4
-rw-r--r--net/ipv4/netfilter/ipt_ULOG.c4
-rw-r--r--net/ipv6/netfilter/ip6_tables.c4
-rw-r--r--net/netfilter/x_tables.c8
-rw-r--r--net/netfilter/xt_hashlimit.c4
-rw-r--r--net/netfilter/xt_limit.c4
7 files changed, 16 insertions, 16 deletions
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 72723ea1054..2303dc92a27 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -842,7 +842,7 @@ static int copy_entries_to_user(unsigned int total_size,
}
#ifdef CONFIG_COMPAT
-static void compat_standard_from_user(void *dst, void *src)
+static void compat_standard_from_user(void *dst, const void *src)
{
int v = *(compat_int_t *)src;
@@ -851,7 +851,7 @@ static void compat_standard_from_user(void *dst, void *src)
memcpy(dst, &v, sizeof(v));
}
-static int compat_standard_to_user(void __user *dst, void *src)
+static int compat_standard_to_user(void __user *dst, const void *src)
{
compat_int_t cv = *(int *)src;
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 2057b1bb617..2a4f745ce36 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1047,7 +1047,7 @@ copy_entries_to_user(unsigned int total_size,
}
#ifdef CONFIG_COMPAT
-static void compat_standard_from_user(void *dst, void *src)
+static void compat_standard_from_user(void *dst, const void *src)
{
int v = *(compat_int_t *)src;
@@ -1056,7 +1056,7 @@ static void compat_standard_from_user(void *dst, void *src)
memcpy(dst, &v, sizeof(v));
}
-static int compat_standard_to_user(void __user *dst, void *src)
+static int compat_standard_to_user(void __user *dst, const void *src)
{
compat_int_t cv = *(int *)src;
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index 399061c3fd7..09a5d3f7cc4 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -338,7 +338,7 @@ struct compat_ipt_ulog_info {
char prefix[ULOG_PREFIX_LEN];
};
-static void ulog_tg_compat_from_user(void *dst, void *src)
+static void ulog_tg_compat_from_user(void *dst, const void *src)
{
const struct compat_ipt_ulog_info *cl = src;
struct ipt_ulog_info l = {
@@ -351,7 +351,7 @@ static void ulog_tg_compat_from_user(void *dst, void *src)
memcpy(dst, &l, sizeof(l));
}
-static int ulog_tg_compat_to_user(void __user *dst, void *src)
+static int ulog_tg_compat_to_user(void __user *dst, const void *src)
{
const struct ipt_ulog_info *l = src;
struct compat_ipt_ulog_info cl = {
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index dcd7825fe7b..3ff4fd50e96 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1079,7 +1079,7 @@ copy_entries_to_user(unsigned int total_size,
}
#ifdef CONFIG_COMPAT
-static void compat_standard_from_user(void *dst, void *src)
+static void compat_standard_from_user(void *dst, const void *src)
{
int v = *(compat_int_t *)src;
@@ -1088,7 +1088,7 @@ static void compat_standard_from_user(void *dst, void *src)
memcpy(dst, &v, sizeof(v));
}
-static int compat_standard_to_user(void __user *dst, void *src)
+static int compat_standard_to_user(void __user *dst, const void *src)
{
compat_int_t cv = *(int *)src;
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 12503199826..69c56287d51 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -485,8 +485,8 @@ int xt_compat_match_from_user(struct xt_entry_match *m, void **dstptr,
}
EXPORT_SYMBOL_GPL(xt_compat_match_from_user);
-int xt_compat_match_to_user(struct xt_entry_match *m, void __user **dstptr,
- unsigned int *size)
+int xt_compat_match_to_user(const struct xt_entry_match *m,
+ void __user **dstptr, unsigned int *size)
{
const struct xt_match *match = m->u.kernel.match;
struct compat_xt_entry_match __user *cm = *dstptr;
@@ -588,8 +588,8 @@ void xt_compat_target_from_user(struct xt_entry_target *t, void **dstptr,
}
EXPORT_SYMBOL_GPL(xt_compat_target_from_user);
-int xt_compat_target_to_user(struct xt_entry_target *t, void __user **dstptr,
- unsigned int *size)
+int xt_compat_target_to_user(const struct xt_entry_target *t,
+ void __user **dstptr, unsigned int *size)
{
const struct xt_target *target = t->u.kernel.target;
struct compat_xt_entry_target __user *ct = *dstptr;
diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index 017c95966aa..e47fb805ffb 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -775,7 +775,7 @@ struct compat_xt_hashlimit_info {
compat_uptr_t master;
};
-static void hashlimit_mt_compat_from_user(void *dst, void *src)
+static void hashlimit_mt_compat_from_user(void *dst, const void *src)
{
int off = offsetof(struct compat_xt_hashlimit_info, hinfo);
@@ -783,7 +783,7 @@ static void hashlimit_mt_compat_from_user(void *dst, void *src)
memset(dst + off, 0, sizeof(struct compat_xt_hashlimit_info) - off);
}
-static int hashlimit_mt_compat_to_user(void __user *dst, void *src)
+static int hashlimit_mt_compat_to_user(void __user *dst, const void *src)
{
int off = offsetof(struct compat_xt_hashlimit_info, hinfo);
diff --git a/net/netfilter/xt_limit.c b/net/netfilter/xt_limit.c
index 2773be6a71d..a0ca5339af4 100644
--- a/net/netfilter/xt_limit.c
+++ b/net/netfilter/xt_limit.c
@@ -148,7 +148,7 @@ struct compat_xt_rateinfo {
/* To keep the full "prev" timestamp, the upper 32 bits are stored in the
* master pointer, which does not need to be preserved. */
-static void limit_mt_compat_from_user(void *dst, void *src)
+static void limit_mt_compat_from_user(void *dst, const void *src)
{
const struct compat_xt_rateinfo *cm = src;
struct xt_rateinfo m = {
@@ -162,7 +162,7 @@ static void limit_mt_compat_from_user(void *dst, void *src)
memcpy(dst, &m, sizeof(m));
}
-static int limit_mt_compat_to_user(void __user *dst, void *src)
+static int limit_mt_compat_to_user(void __user *dst, const void *src)
{
const struct xt_rateinfo *m = src;
struct compat_xt_rateinfo cm = {