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-rw-r--r--net/sunrpc/addr.c8
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c11
-rw-r--r--net/sunrpc/svc.c4
-rw-r--r--net/sunrpc/xprtsock.c9
4 files changed, 24 insertions, 8 deletions
diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c
index 6dcdd251781..f845d9d72f7 100644
--- a/net/sunrpc/addr.c
+++ b/net/sunrpc/addr.c
@@ -71,8 +71,9 @@ static size_t rpc_ntop6(const struct sockaddr *sap,
if (unlikely(len == 0))
return len;
- if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL) &&
- !(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_SITELOCAL))
+ if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL))
+ return len;
+ if (sin6->sin6_scope_id == 0)
return len;
rc = snprintf(scopebuf, sizeof(scopebuf), "%c%u",
@@ -165,8 +166,7 @@ static int rpc_parse_scope_id(const char *buf, const size_t buflen,
if (*delim != IPV6_SCOPE_DELIMITER)
return 0;
- if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL) &&
- !(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_SITELOCAL))
+ if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL))
return 0;
len = (buf + buflen) - delim - 1;
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index f7a7f8380e3..0cfccc2a029 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -206,8 +206,14 @@ gss_fill_context(const void *p, const void *end, struct gss_cl_ctx *ctx, struct
ctx->gc_win = window_size;
/* gssd signals an error by passing ctx->gc_win = 0: */
if (ctx->gc_win == 0) {
- /* in which case, p points to an error code which we ignore */
- p = ERR_PTR(-EACCES);
+ /*
+ * in which case, p points to an error code. Anything other
+ * than -EKEYEXPIRED gets converted to -EACCES.
+ */
+ p = simple_get_bytes(p, end, &ret, sizeof(ret));
+ if (!IS_ERR(p))
+ p = (ret == -EKEYEXPIRED) ? ERR_PTR(-EKEYEXPIRED) :
+ ERR_PTR(-EACCES);
goto err;
}
/* copy the opaque wire context */
@@ -646,6 +652,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
err = PTR_ERR(p);
switch (err) {
case -EACCES:
+ case -EKEYEXPIRED:
gss_msg->msg.errno = err;
err = mlen;
break;
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 538ca433a56..6dcf8c9c784 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -506,6 +506,10 @@ svc_init_buffer(struct svc_rqst *rqstp, unsigned int size)
{
unsigned int pages, arghi;
+ /* bc_xprt uses fore channel allocated buffers */
+ if (svc_is_backchannel(rqstp))
+ return 1;
+
pages = size / PAGE_SIZE + 1; /* extra page as we hold both request and reply.
* We assume one is at most one page
*/
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 3d739e5d15d..712412982ce 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1912,6 +1912,11 @@ static void xs_tcp_setup_socket(struct rpc_xprt *xprt,
case -EALREADY:
xprt_clear_connecting(xprt);
return;
+ case -EINVAL:
+ /* Happens, for instance, if the user specified a link
+ * local IPv6 address without a scope-id.
+ */
+ goto out;
}
out_eagain:
status = -EAGAIN;
@@ -2100,7 +2105,7 @@ static void xs_tcp_print_stats(struct rpc_xprt *xprt, struct seq_file *seq)
* we allocate pages instead doing a kmalloc like rpc_malloc is because we want
* to use the server side send routines.
*/
-void *bc_malloc(struct rpc_task *task, size_t size)
+static void *bc_malloc(struct rpc_task *task, size_t size)
{
struct page *page;
struct rpc_buffer *buf;
@@ -2120,7 +2125,7 @@ void *bc_malloc(struct rpc_task *task, size_t size)
/*
* Free the space allocated in the bc_alloc routine
*/
-void bc_free(void *buffer)
+static void bc_free(void *buffer)
{
struct rpc_buffer *buf;