ethernet: ucc_geth: Use kmemdup() rather than kmalloc+memcpy

Issue identified with Coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index e093651..0acfafb 100644 (file)
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -3590,10 +3590,9 @@ static int ucc_geth_probe(struct platform_device* ofdev)
        if ((ucc_num < 0) || (ucc_num > 7))
                return -ENODEV;
 
-       ug_info = kmalloc(sizeof(*ug_info), GFP_KERNEL);
+       ug_info = kmemdup(&ugeth_primary_info, sizeof(*ug_info), GFP_KERNEL);
        if (ug_info == NULL)
                return -ENOMEM;
-       memcpy(ug_info, &ugeth_primary_info, sizeof(*ug_info));
 
        ug_info->uf_info.ucc_num = ucc_num;