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authorStephan Mueller <smueller@chronox.de>2016-12-08 07:09:44 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2016-12-08 20:09:22 +0800
commit678b5c6b22fed89a13d5b2267f423069a9b11c80 (patch)
tree033a4087eb17cd5ec1c164a0ae5e04b7bb030fee /crypto
parent48a992727d82cb7db076fa15d372178743b1f4cd (diff)
downloadlinux-678b5c6b22fed89a13d5b2267f423069a9b11c80.tar.bz2
crypto: algif_aead - fix uninitialized variable warning
In case the user provided insufficient data, the code may return prematurely without any operation. In this case, the processed data indicated with outlen is zero. Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Stephan Mueller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/algif_aead.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/algif_aead.c b/crypto/algif_aead.c
index 2fbf239bb1f2..e9c0993b131d 100644
--- a/crypto/algif_aead.c
+++ b/crypto/algif_aead.c
@@ -420,7 +420,7 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
unsigned int i, reqlen = GET_REQ_SIZE(tfm);
int err = -ENOMEM;
unsigned long used;
- size_t outlen;
+ size_t outlen = 0;
size_t usedpages = 0;
lock_sock(sk);