diff mbox series

[4.14,026/191] crypto: mediatek - Fix wrong return value in mtk_desc_ring_alloc()

Message ID 20201027134910.983442193@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Oct. 27, 2020, 1:48 p.m. UTC 
From: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>

[ Upstream commit 8cbde6c6a6d2b1599ff90f932304aab7e32fce89 ]

In case of memory allocation failure, a negative error code should
be returned.

Fixes: 785e5c616c849 ("crypto: mediatek - Add crypto driver support for some MediaTek chips")
Cc: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/crypto/mediatek/mtk-platform.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/crypto/mediatek/mtk-platform.c b/drivers/crypto/mediatek/mtk-platform.c
index b182e941b0cd8..c58e708d30395 100644
--- a/drivers/crypto/mediatek/mtk-platform.c
+++ b/drivers/crypto/mediatek/mtk-platform.c
@@ -445,7 +445,7 @@  static void mtk_desc_dma_free(struct mtk_cryp *cryp)
 static int mtk_desc_ring_alloc(struct mtk_cryp *cryp)
 {
 	struct mtk_ring **ring = cryp->ring;
-	int i, err = ENOMEM;
+	int i;
 
 	for (i = 0; i < MTK_RING_MAX; i++) {
 		ring[i] = kzalloc(sizeof(**ring), GFP_KERNEL);
@@ -479,7 +479,7 @@  static int mtk_desc_ring_alloc(struct mtk_cryp *cryp)
 				  ring[i]->cmd_base, ring[i]->cmd_dma);
 		kfree(ring[i]);
 	}
-	return err;
+	return -ENOMEM;
 }
 
 static int mtk_crypto_probe(struct platform_device *pdev)