linux-kernel - [PATCH 2/6] crypto: sun8i-ce-hash - remove duplicated fallback checks

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Message-ID: <20250401192321.3370188-2-ovidiu.panait.oss@gmail.com>
Date: Tue,  1 Apr 2025 22:23:17 +0300
From: Ovidiu Panait <ovidiu.panait.oss@...il.com>
To: clabbe.montjoie@...il.com,
	herbert@...dor.apana.org.au,
	davem@...emloft.net,
	linux-crypto@...r.kernel.org
Cc: wens@...e.org,
	jernej.skrabec@...il.com,
	samuel@...lland.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-sunxi@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	Ovidiu Panait <ovidiu.panait.oss@...il.com>
Subject: [PATCH 2/6] crypto: sun8i-ce-hash - remove duplicated fallback checks

Remove duplicated fallback checks in sun8i_ce_hash_digest(). The same
checks are already done previously in sun8i_ce_hash_need_fallback().

Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@...il.com>
---
 drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
index 3f9d79ea01aa..2c2d285de154 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
@@ -244,21 +244,11 @@ int sun8i_ce_hash_digest(struct ahash_request *areq)
 	struct sun8i_ce_alg_template *algt;
 	struct sun8i_ce_dev *ce;
 	struct crypto_engine *engine;
-	struct scatterlist *sg;
-	int nr_sgs, e, i;
+	int e;
 
 	if (sun8i_ce_hash_need_fallback(areq))
 		return sun8i_ce_hash_digest_fb(areq);
 
-	nr_sgs = sg_nents_for_len(areq->src, areq->nbytes);
-	if (nr_sgs > MAX_SG - 1)
-		return sun8i_ce_hash_digest_fb(areq);
-
-	for_each_sg(areq->src, sg, nr_sgs, i) {
-		if (sg->length % 4 || !IS_ALIGNED(sg->offset, sizeof(u32)))
-			return sun8i_ce_hash_digest_fb(areq);
-	}
-
 	algt = container_of(alg, struct sun8i_ce_alg_template, alg.hash.base);
 	ce = algt->ce;
 
-- 
2.48.1