* [PATCH net] net: phy: Add missing driver check in phy_aneg_done()
@ 2017-02-23 22:22 Florian Fainelli
2017-02-24 16:20 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Florian Fainelli @ 2017-02-23 22:22 UTC (permalink / raw)
To: netdev; +Cc: davem, andrew, dan.carpenter, rmk+kernel, Florian Fainelli
Dan's static checker caught a potential code path in phy_state_machine() where
we were not checking phydev->drv which is in phy_aneg_done().
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 25149ef9d25c ("net: phy: Check phydev->drv")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
drivers/net/phy/phy.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index d6f7838455dd..1be69d8bc909 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -146,7 +146,7 @@ static int phy_config_interrupt(struct phy_device *phydev, u32 interrupts)
*/
int phy_aneg_done(struct phy_device *phydev)
{
- if (phydev->drv->aneg_done)
+ if (phydev->drv && phydev->drv->aneg_done)
return phydev->drv->aneg_done(phydev);
return genphy_aneg_done(phydev);
--
2.9.3
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2017-02-23 22:22 [PATCH net] net: phy: Add missing driver check in phy_aneg_done() Florian Fainelli
2017-02-24 16:20 ` David Miller
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