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authorMichal Simek <michal.simek@xilinx.com>2016-05-18 12:46:12 +0200
committerMichal Simek <michal.simek@xilinx.com>2016-05-24 13:17:59 +0200
commitb733c278d7adc48c71bd06faf359db3d9e385185 (patch)
treeffac509445c1f6964c49fac2bad7773825a73f13 /drivers/net/phy/micrel.c
parentef5e821bd89aa059a20841e041221dadbf60aa7d (diff)
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blackbird-obmc-uboot-b733c278d7adc48c71bd06faf359db3d9e385185.zip
net: phy: Handle phy_startup() error codes properly
Propagate error code from genphy_update_link() to phy startup(). Signed-off-by: Michal Simek <michal.simek@xilinx.com> Acked-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'drivers/net/phy/micrel.c')
-rw-r--r--drivers/net/phy/micrel.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 8fcf737cb8..b08788a2b0 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -181,7 +181,12 @@ static struct phy_driver KS8721_driver = {
static int ksz90xx_startup(struct phy_device *phydev)
{
unsigned phy_ctl;
- genphy_update_link(phydev);
+ int ret;
+
+ ret = genphy_update_link(phydev);
+ if (ret)
+ return ret;
+
phy_ctl = phy_read(phydev, MDIO_DEVAD_NONE, MII_KSZ90xx_PHY_CTL);
if (phy_ctl & MIIM_KSZ90xx_PHYCTL_DUPLEX)
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