From: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Date: Tue, 18 Oct 2011 10:32:14 +0000 (+0300)
Subject: crypto: lrw - fix memleak
X-Git-Tag: upstream/snapshot3+hdmi~8058^2~54
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b884f8b901b968b90d8d1b82d388583fa1b2605d;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

crypto: lrw - fix memleak

LRW module leaks child cipher memory when init_tfm() fails because of child
block size not being 16.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/crypto/lrw.c b/crypto/lrw.c
index 358f80b..fca3246 100644
--- a/crypto/lrw.c
+++ b/crypto/lrw.c
@@ -220,6 +220,7 @@ static int init_tfm(struct crypto_tfm *tfm)
 
 	if (crypto_cipher_blocksize(cipher) != 16) {
 		*flags |= CRYPTO_TFM_RES_BAD_BLOCK_LEN;
+		crypto_free_cipher(cipher);
 		return -EINVAL;
 	}