linux-kernel - [PATCH -next] crypto: mediatek - simplify the return expression of mtk_dfe_dse

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Message-ID: <20200921131009.91191-1-miaoqinglang@huawei.com>
Date:   Mon, 21 Sep 2020 21:10:09 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     "David S. Miller" <davem@...emloft.net>,
        <linux-crypto@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Qinglang Miao <miaoqinglang@...wei.com>
Subject: [PATCH -next] crypto: mediatek - simplify the return expression of mtk_dfe_dse_reset()

Simplify the return expression.

Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
---
 drivers/crypto/mediatek/mtk-platform.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/crypto/mediatek/mtk-platform.c b/drivers/crypto/mediatek/mtk-platform.c
index ef4339e84..66bb2378b 100644
--- a/drivers/crypto/mediatek/mtk-platform.c
+++ b/drivers/crypto/mediatek/mtk-platform.c
@@ -185,8 +185,6 @@ static int mtk_dfe_dse_state_check(struct mtk_cryp *cryp)
 
 static int mtk_dfe_dse_reset(struct mtk_cryp *cryp)
 {
-	int err;
-
 	/* Reset DSE/DFE and correct system priorities for all rings. */
 	writel(MTK_DFSE_THR_CTRL_RESET, cryp->base + DFE_THR_CTRL);
 	writel(0, cryp->base + DFE_PRIO_0);
@@ -200,11 +198,7 @@ static int mtk_dfe_dse_reset(struct mtk_cryp *cryp)
 	writel(0, cryp->base + DSE_PRIO_2);
 	writel(0, cryp->base + DSE_PRIO_3);
 
-	err = mtk_dfe_dse_state_check(cryp);
-	if (err)
-		return err;
-
-	return 0;
+	return mtk_dfe_dse_state_check(cryp);
 }
 
 static void mtk_cmd_desc_ring_setup(struct mtk_cryp *cryp,
-- 
2.23.0