From: Wang Hai <wanghai38@huawei.com>
Date: Fri, 24 Jul 2020 21:46:30 +0800
Subject: net: hix5hd2_gmac: Remove unneeded cast from memory allocation
Patch-mainline: v5.9-rc1
Git-commit: 9b964f16546167fd1d5dfcf4d66f5cc9bf608525
References: jsc#SLE-14777
Remove casting the values returned by memory allocation function.
Coccinelle emits WARNING:
./drivers/net/ethernet/hisilicon/hix5hd2_gmac.c:1027:9-23: WARNING:
casting value returned by memory allocation function to (struct sg_desc *) is useless.
This issue was detected by using the Coccinelle software.
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/hisilicon/hix5hd2_gmac.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
+++ b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
@@ -1024,9 +1024,9 @@ static int hix5hd2_init_sg_desc_queue(st
struct sg_desc *desc;
dma_addr_t phys_addr;
- desc = (struct sg_desc *)dma_alloc_coherent(priv->dev,
- TX_DESC_NUM * sizeof(struct sg_desc),
- &phys_addr, GFP_KERNEL);
+ desc = dma_alloc_coherent(priv->dev,
+ TX_DESC_NUM * sizeof(struct sg_desc),
+ &phys_addr, GFP_KERNEL);
if (!desc)
return -ENOMEM;