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| author | Jiri Slaby <jslaby@suse.cz> | 2010-06-23 20:01:45 +1000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2010-06-23 20:01:45 +1000 |
| commit | 2716fbf63ee39eadc1aa9b3841b20f75b99a9bc3 (patch) | |
| tree | f267d6653c2b4d0f11b4b17330bf6a37abdfc42d /crypto/ablkcipher.c | |
| parent | 0f0a8fa735bbde4b0bc3e96e4bb2e5b380a324db (diff) | |
| download | op-kernel-dev-2716fbf63ee39eadc1aa9b3841b20f75b99a9bc3.zip op-kernel-dev-2716fbf63ee39eadc1aa9b3841b20f75b99a9bc3.tar.gz | |
crypto: skcipher - avoid NULL dereference
Stanse found a potential NULL dereference in ablkcipher_next_slow.
Even though kmalloc fails, its retval is dereferenced later. Return
from that function properly earlier.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/ablkcipher.c')
| -rw-r--r-- | crypto/ablkcipher.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index 98a6610..a854df2a 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -165,7 +165,7 @@ static inline int ablkcipher_next_slow(struct ablkcipher_request *req, p = kmalloc(n, GFP_ATOMIC); if (!p) - ablkcipher_walk_done(req, walk, -ENOMEM); + return ablkcipher_walk_done(req, walk, -ENOMEM); base = p + 1; |
