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Subject[PATCH linux-next] crypto: zip - remove the unneeded result variable
Date
From: ye xingchen <ye.xingchen@zte.com.cn>

Return the value 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>
---
drivers/crypto/cavium/zip/zip_crypto.c | 30 ++++++--------------------
1 file changed, 6 insertions(+), 24 deletions(-)

diff --git a/drivers/crypto/cavium/zip/zip_crypto.c b/drivers/crypto/cavium/zip/zip_crypto.c
index 7df71fcebe8f..1046a746d36f 100644
--- a/drivers/crypto/cavium/zip/zip_crypto.c
+++ b/drivers/crypto/cavium/zip/zip_crypto.c
@@ -198,22 +198,16 @@ static int zip_decompress(const u8 *src, unsigned int slen,
/* Legacy Compress framework start */
int zip_alloc_comp_ctx_deflate(struct crypto_tfm *tfm)
{
- int ret;
struct zip_kernel_ctx *zip_ctx = crypto_tfm_ctx(tfm);

- ret = zip_ctx_init(zip_ctx, 0);
-
- return ret;
+ return zip_ctx_init(zip_ctx, 0);
}

int zip_alloc_comp_ctx_lzs(struct crypto_tfm *tfm)
{
- int ret;
struct zip_kernel_ctx *zip_ctx = crypto_tfm_ctx(tfm);

- ret = zip_ctx_init(zip_ctx, 1);
-
- return ret;
+ return zip_ctx_init(zip_ctx, 1);
}

void zip_free_comp_ctx(struct crypto_tfm *tfm)
@@ -227,24 +221,18 @@ int zip_comp_compress(struct crypto_tfm *tfm,
const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
{
- int ret;
struct zip_kernel_ctx *zip_ctx = crypto_tfm_ctx(tfm);

- ret = zip_compress(src, slen, dst, dlen, zip_ctx);
-
- return ret;
+ return zip_compress(src, slen, dst, dlen, zip_ctx);
}

int zip_comp_decompress(struct crypto_tfm *tfm,
const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
{
- int ret;
struct zip_kernel_ctx *zip_ctx = crypto_tfm_ctx(tfm);

- ret = zip_decompress(src, slen, dst, dlen, zip_ctx);
-
- return ret;
+ return zip_decompress(src, slen, dst, dlen, zip_ctx);
} /* Legacy compress framework end */

/* SCOMP framework start */
@@ -298,22 +286,16 @@ int zip_scomp_compress(struct crypto_scomp *tfm,
const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen, void *ctx)
{
- int ret;
struct zip_kernel_ctx *zip_ctx = ctx;

- ret = zip_compress(src, slen, dst, dlen, zip_ctx);
-
- return ret;
+ return zip_compress(src, slen, dst, dlen, zip_ctx);
}

int zip_scomp_decompress(struct crypto_scomp *tfm,
const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen, void *ctx)
{
- int ret;
struct zip_kernel_ctx *zip_ctx = ctx;

- ret = zip_decompress(src, slen, dst, dlen, zip_ctx);
-
- return ret;
+ return zip_decompress(src, slen, dst, dlen, zip_ctx);
} /* SCOMP framework end */
--
2.25.1
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