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net: phy: initialize rc to zero to avoid returning garbage value 

In the case where phydev->interrupts is not PHY_INTERRUPT_ENABLED
function vsc85xx_ack_interrupt is returning an uninitialized
garbage value.  Fix this by initializing rc to zero.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Colin Ian King 2016-08-12 21:29:24 +01:00 committed by David S. Miller
parent 1e10f3fbfb
commit d16d9d2ad7
1 changed files with 1 additions and 1 deletions
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2
drivers/net/phy/mscc.c
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@ -84,7 +84,7 @@ static int vsc85xx_config_init(struct phy_device *phydev)
static int vsc85xx_ack_interrupt(struct phy_device *phydev)
{
int rc;
int rc = 0;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
rc = phy_read(phydev, MII_VSC85XX_INT_STATUS);