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authorColin Ian King <colin.king@canonical.com>2016-08-12 21:29:24 +0100
committerChristoph Muellner <christoph.muellner@theobroma-systems.com>2019-09-26 21:27:33 +0200
commit846afc4183fc14a4fcf440d7aa7046b9a792320c (patch)
tree9b5a57b7feb8db022f9cbc4fd58ec4a61fe0acaa
parent6a2cc82217acd80b0a2a8fbb181e62a44b874fa7 (diff)
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> Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
-rw-r--r--drivers/net/phy/mscc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/phy/mscc.c b/drivers/net/phy/mscc.c
index 2e1de53e3548..ad33390b382a 100644
--- a/drivers/net/phy/mscc.c
+++ b/drivers/net/phy/mscc.c
@@ -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);