crypto: af_alg - Fix socket double-free when accept fails
authorHerbert Xu <herbert@gondor.apana.org.au>
Wed, 30 Dec 2015 12:24:17 +0000 (20:24 +0800)
committerBen Hutchings <ben@decadent.org.uk>
Sat, 13 Feb 2016 10:34:10 +0000 (10:34 +0000)
commit542b4ad3c5f4cf151306c62ebf4296d4c6bf0fc8
tree9602337bd2850357359cab59593b3eff6679032c
parent60141aacff376347bb919ce0d64fa803d204f50e
crypto: af_alg - Fix socket double-free when accept fails

commit a383292c86663bbc31ac62cc0c04fc77504636a6 upstream.

When we fail an accept(2) call we will end up freeing the socket
twice, once due to the direct sk_free call and once again through
newsock.

This patch fixes this by removing the sk_free call.

Reported-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
crypto/af_alg.c