crypto: atmel-sha - Removed unused variable "err"

Removed unused variable "err" and directly return "0"

Reported by coccicheck -
./drivers/crypto/atmel-sha.c:758:5-8: Unneeded variable: "err". Return "0" on line 766

Signed-off-by: Rahul Pathak <rpathak@visteon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
index 660d8c0..20de861 100644 (file)
--- a/drivers/crypto/atmel-sha.c
+++ b/drivers/crypto/atmel-sha.c
@@ -755,7 +755,6 @@ static int atmel_sha_finish(struct ahash_request *req)
 {
        struct atmel_sha_reqctx *ctx = ahash_request_ctx(req);
        struct atmel_sha_dev *dd = ctx->dd;
-       int err = 0;
 
        if (ctx->digcnt[0] || ctx->digcnt[1])
                atmel_sha_copy_ready_hash(req);
@@ -763,7 +762,7 @@ static int atmel_sha_finish(struct ahash_request *req)
        dev_dbg(dd->dev, "digcnt: 0x%llx 0x%llx, bufcnt: %d\n", ctx->digcnt[1],
                ctx->digcnt[0], ctx->bufcnt);
 
-       return err;
+       return 0;
 }
 
 static void atmel_sha_finish_req(struct ahash_request *req, int err)