Messages in this thread Patch in this message |  | | | Date | Tue, 5 Apr 2005 00:05:24 +0200 (CEST) | | From | Jesper Juhl <> | | Subject | [PATCH] crypto: don't check for NULL before kfree(), it's redundant. |
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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>
diff -up linux-2.6.12-rc1-mm4-orig/crypto/cipher.c linux-2.6.12-rc1-mm4/crypto/cipher.c --- linux-2.6.12-rc1-mm4-orig/crypto/cipher.c 2005-03-31 21:19:49.000000000 +0200 +++ linux-2.6.12-rc1-mm4/crypto/cipher.c 2005-04-04 23:58:58.000000000 +0200 @@ -336,6 +336,5 @@ out: 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 -up linux-2.6.12-rc1-mm4-orig/crypto/hmac.c linux-2.6.12-rc1-mm4/crypto/hmac.c --- linux-2.6.12-rc1-mm4-orig/crypto/hmac.c 2005-03-02 08:38:09.000000000 +0100 +++ linux-2.6.12-rc1-mm4/crypto/hmac.c 2005-04-04 23:59:22.000000000 +0200 @@ -49,8 +49,7 @@ int crypto_alloc_hmac_block(struct crypt 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)
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