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authorSteve French <sfrench@us.ibm.com>2008-08-26 16:56:05 +0000
committerSteve French <sfrench@us.ibm.com>2008-08-26 16:56:05 +0000
commit3dae49abef945c55c10fa7c479cfd8fd13af55db (patch)
tree487c47c6d23cc28a259b913396aeaff0b792d32d /net/sctp/auth.c
parent6ce5eecb9cd3ac97b952c50309b87c31488a45e9 (diff)
parentb8e6c91c74e9f0279b7c51048779b3d62da60b88 (diff)
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'net/sctp/auth.c')
-rw-r--r--net/sctp/auth.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 675a5c3e68a..1fcb4cf2f4c 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -80,6 +80,10 @@ static struct sctp_auth_bytes *sctp_auth_create_key(__u32 key_len, gfp_t gfp)
{
struct sctp_auth_bytes *key;
+ /* Verify that we are not going to overflow INT_MAX */
+ if ((INT_MAX - key_len) < sizeof(struct sctp_auth_bytes))
+ return NULL;
+
/* Allocate the shared key */
key = kmalloc(sizeof(struct sctp_auth_bytes) + key_len, gfp);
if (!key)