Message ID | 20210910121532.50366-1-colin.king@canonical.com (mailing list archive) |
---|---|
State | Accepted |
Delegated to: | Herbert Xu |
Headers | show |
Series | crypto: img-hash: remove need for error return variable ret | expand |
On Fri, Sep 10, 2021 at 01:15:32PM +0100, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > The assignment to error return variable ret and then the jump to > an error exit path can be simplified by just returning the error > return at the failure point. This allows variable ret and the > error return path to be removed. This cleans up a static analysis > warninng that variable ret is being assigned (value never being > used) and being re-assigned later. > > Addresses-Coverity: ("Unused value") > Signed-off-by: Colin Ian King <colin.king@canonical.com> > --- > drivers/crypto/img-hash.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) Patch applied. Thanks.
diff --git a/drivers/crypto/img-hash.c b/drivers/crypto/img-hash.c index aa4c7b2af3e2..d8e82d69745d 100644 --- a/drivers/crypto/img-hash.c +++ b/drivers/crypto/img-hash.c @@ -674,14 +674,12 @@ static int img_hash_digest(struct ahash_request *req) static int img_hash_cra_init(struct crypto_tfm *tfm, const char *alg_name) { struct img_hash_ctx *ctx = crypto_tfm_ctx(tfm); - int err = -ENOMEM; ctx->fallback = crypto_alloc_ahash(alg_name, 0, CRYPTO_ALG_NEED_FALLBACK); if (IS_ERR(ctx->fallback)) { pr_err("img_hash: Could not load fallback driver.\n"); - err = PTR_ERR(ctx->fallback); - goto err; + return PTR_ERR(ctx->fallback); } crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm), sizeof(struct img_hash_request_ctx) + @@ -689,9 +687,6 @@ static int img_hash_cra_init(struct crypto_tfm *tfm, const char *alg_name) IMG_HASH_DMA_THRESHOLD); return 0; - -err: - return err; } static int img_hash_cra_md5_init(struct crypto_tfm *tfm)