Subject: [PATCH net-next] net: ethernet: mtk_eth_soc: add check for allocation failure

From: Dan Carpenter <[email-masked]>
Date: Thu, 21 Apr 2022 18:49:02 +0300

Check if the kzalloc() failed.

Fixes: 804775dfc288 ("net: ethernet: mtk_eth_soc: add support for Wireless Ethernet Dispatch (WED)")
Signed-off-by: Dan Carpenter <[email-masked]>
---
 drivers/net/ethernet/mediatek/mtk_wed.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c
index f0eacf819cd9..a2793bbb8ce0 100644
--- a/drivers/net/ethernet/mediatek/mtk_wed.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed.c
@@ -827,6 +827,8 @@ void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth,
 		goto unlock;
 
 	hw = kzalloc(sizeof(*hw), GFP_KERNEL);
+	if (!hw)
+		goto unlock;
 	hw->node = np;
 	hw->regs = regs;
 	hw->eth = eth;
-- 
2.20.1