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authorJesper Juhl <juhl-lkml@dif.dk>2005-07-07 00:51:00 +0400
committerDavid S. Miller <davem@davemloft.net>2005-07-07 00:51:00 +0400
commit8279dd748f9704b811e528b31304e2fab026abc5 (patch)
treed824994f48492dc3910ec3bf82d147cd8f796f20 /crypto/hmac.c
parentb4634484815e1879512a23e4f59eef648135c30a (diff)
downloadlinux-8279dd748f9704b811e528b31304e2fab026abc5.tar.xz
[CRYPTO] Don't check for NULL before kfree()
Checking a pointer for NULL before calling kfree() on it is redundant. This patch removes such checks from crypto/ Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'crypto/hmac.c')
-rw-r--r--crypto/hmac.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/crypto/hmac.c b/crypto/hmac.c
index 847df9263e16..da0456b37109 100644
--- a/crypto/hmac.c
+++ b/crypto/hmac.c
@@ -49,8 +49,7 @@ int crypto_alloc_hmac_block(struct crypto_tfm *tfm)
void crypto_free_hmac_block(struct crypto_tfm *tfm)
{
- if (tfm->crt_digest.dit_hmac_block)
- kfree(tfm->crt_digest.dit_hmac_block);
+ kfree(tfm->crt_digest.dit_hmac_block);
}
void crypto_hmac_init(struct crypto_tfm *tfm, u8 *key, unsigned int *keylen)