diff mbox series

net/mlx5: use kmemdup() to replace kzalloc + memcpy

Message ID 20220909054244.73956-1-jiapeng.chong@linux.alibaba.com (mailing list archive)
State Handled Elsewhere
Headers show
Series net/mlx5: use kmemdup() to replace kzalloc + memcpy | expand

Commit Message

Jiapeng Chong Sept. 9, 2022, 5:42 a.m. UTC
./drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c:932:27-34: WARNING opportunity for kmemdup.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2107
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
index d9d18b039d8c..e32892943ee5 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
@@ -929,14 +929,13 @@  static int mlx5e_macsec_add_secy(struct macsec_context *ctx)
 		goto out;
 	}
 
-	macsec_device->dev_addr = kzalloc(dev->addr_len, GFP_KERNEL);
+	macsec_device->dev_addr = kmemdup(dev->dev_addr, dev->addr_len, GFP_KERNEL);
 	if (!macsec_device->dev_addr) {
 		kfree(macsec_device);
 		err = -ENOMEM;
 		goto out;
 	}
 
-	memcpy(macsec_device->dev_addr, dev->dev_addr, dev->addr_len);
 	macsec_device->netdev = dev;
 
 	INIT_LIST_HEAD_RCU(&macsec_device->macsec_rx_sc_list_head);