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]>
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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