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authorYunfeng Ye <yeyunfeng@huawei.com>2019-10-22 16:11:18 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2019-11-01 13:33:42 +0800
commit9b537997b669c42cec67893538037e8d1c83c91c (patch)
tree6685227f634e6965f634c70f6187aca4d3b01a03
parent691505a803a7f223b2af621848d581259c61f77d (diff)
downloadlinux-9b537997b669c42cec67893538037e8d1c83c91c.tar.bz2
crypto: arm64/aes-neonbs - add return value of skcipher_walk_done() in __xts_crypt()
A warning is found by the static code analysis tool: "Identical condition 'err', second condition is always false" Fix this by adding return value of skcipher_walk_done(). Fixes: 67cfa5d3b721 ("crypto: arm64/aes-neonbs - implement ciphertext stealing for XTS") Signed-off-by: Yunfeng Ye <yeyunfeng@huawei.com> Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--arch/arm64/crypto/aes-neonbs-glue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/crypto/aes-neonbs-glue.c b/arch/arm64/crypto/aes-neonbs-glue.c
index ea873b8904c4..e3e27349a9fe 100644
--- a/arch/arm64/crypto/aes-neonbs-glue.c
+++ b/arch/arm64/crypto/aes-neonbs-glue.c
@@ -384,7 +384,7 @@ static int __xts_crypt(struct skcipher_request *req, bool encrypt,
goto xts_tail;
kernel_neon_end();
- skcipher_walk_done(&walk, nbytes);
+ err = skcipher_walk_done(&walk, nbytes);
}
if (err || likely(!tail))