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authorKangjie Lu <kjlu@umn.edu>2018-12-26 07:23:19 +0300
committerDavid S. Miller <davem@davemloft.net>2018-12-28 03:23:12 +0300
commitff07d48d7bc0974d4f96a85a4df14564fb09f1ef (patch)
tree80a92bb3505bba84b31a72a6f81fe4b3bb3719eb /drivers/net/ethernet/atheros
parente49505f7255be8ced695919c08a29bf2c3d79616 (diff)
downloadlinux-ff07d48d7bc0974d4f96a85a4df14564fb09f1ef.tar.xz
atl1e: checking the status of atl1e_write_phy_reg
atl1e_write_phy_reg() could fail. The fix issues an error message when it fails. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/atheros')
-rw-r--r--drivers/net/ethernet/atheros/atl1e/atl1e_main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
index 9dc6da039a6d..3164aad29bcf 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -473,7 +473,9 @@ static void atl1e_mdio_write(struct net_device *netdev, int phy_id,
{
struct atl1e_adapter *adapter = netdev_priv(netdev);
- atl1e_write_phy_reg(&adapter->hw, reg_num & MDIO_REG_ADDR_MASK, val);
+ if (atl1e_write_phy_reg(&adapter->hw,
+ reg_num & MDIO_REG_ADDR_MASK, val))
+ netdev_err(netdev, "write phy register failed\n");
}
static int atl1e_mii_ioctl(struct net_device *netdev,