diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-09-10 09:09:51 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 09:09:51 +0200 |
commit | 6003ab0bad4cc56f3c4fadf62a0d23a967b9c53b (patch) | |
tree | 2087ca69776116b70a6af0daae9c10bfac1aa347 /net/sctp/auth.c | |
parent | ab7476cf76e560f0efda2a631a70aabe93009025 (diff) | |
parent | adee14b2e1557d0a8559f29681732d05a89dfc35 (diff) |
Merge branch 'linus' into core/debug
Conflicts:
lib/vsprintf.c
Manual merge:
include/linux/kernel.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/sctp/auth.c')
-rw-r--r-- | net/sctp/auth.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/sctp/auth.c b/net/sctp/auth.c index 675a5c3e68a..52db5f60daa 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) @@ -782,6 +786,9 @@ int sctp_auth_ep_set_hmacs(struct sctp_endpoint *ep, for (i = 0; i < hmacs->shmac_num_idents; i++) { id = hmacs->shmac_idents[i]; + if (id > SCTP_AUTH_HMAC_ID_MAX) + return -EOPNOTSUPP; + if (SCTP_AUTH_HMAC_ID_SHA1 == id) has_sha1 = 1; |