[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 <[email protected]> Signed-off-by: Herbert Xu <[email protected]> Signed-off-by: David S. Miller <[email protected]>
needcaffeine · Jul 6, 2005 · 8279dd7 · 8279dd7
1 parent b463448
commit 8279dd7
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/crypto/cipher.c b/crypto/cipher.c
@@ -336,6 +336,5 @@ int crypto_init_cipher_ops(struct crypto_tfm *tfm)
 
 void crypto_exit_cipher_ops(struct crypto_tfm *tfm)
 {
-	if (tfm->crt_cipher.cit_iv)
-		kfree(tfm->crt_cipher.cit_iv);
+	kfree(tfm->crt_cipher.cit_iv);
 }
diff --git 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)