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authorye xingchen <ye.xingchen@zte.com.cn>2022-09-02 09:30:55 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2022-09-09 10:18:33 +0200
commit96d3e6f05f5b7ec1cadb6a26c05093efcf062432 (patch)
treef04cd174563c3c4f283344e3bee20e33bee466fb /drivers/crypto/nx
parentcrypto: ccp - Release dma channels before dmaengine unrgister (diff)
downloadlinux-96d3e6f05f5b7ec1cadb6a26c05093efcf062432.tar.xz
linux-96d3e6f05f5b7ec1cadb6a26c05093efcf062432.zip
crypto: nx - Remove the unneeded result variable
Return the value set_msg_len() directly instead of storing it in another redundant variable. Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn> Reviewed-by: Breno Leitao <leitao@debian.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/nx')
-rw-r--r--drivers/crypto/nx/nx-aes-ccm.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/crypto/nx/nx-aes-ccm.c b/drivers/crypto/nx/nx-aes-ccm.c
index 3793885f928d..c843f4c6f684 100644
--- a/drivers/crypto/nx/nx-aes-ccm.c
+++ b/drivers/crypto/nx/nx-aes-ccm.c
@@ -134,7 +134,6 @@ static int generate_b0(u8 *iv, unsigned int assoclen, unsigned int authsize,
unsigned int cryptlen, u8 *b0)
{
unsigned int l, lp, m = authsize;
- int rc;
memcpy(b0, iv, 16);
@@ -148,9 +147,7 @@ static int generate_b0(u8 *iv, unsigned int assoclen, unsigned int authsize,
if (assoclen)
*b0 |= 64;
- rc = set_msg_len(b0 + 16 - l, cryptlen, l);
-
- return rc;
+ return set_msg_len(b0 + 16 - l, cryptlen, l);
}
static int generate_pat(u8 *iv,