net: usb: initialize tmp in dm9601.c to avoid warning

In two places, tmp is initialized implicitly by being passed as a
pointer during a function call.  However, this is not obvious to the
compiler, which logs a warning.

Signed-off-by: Simon Que <sque@chromium.org>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 3f554c1..0794004 100644 (file)
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -122,7 +122,7 @@ static int dm_read_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 *valu
        dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0xc : 0x4);
 
        for (i = 0; i < DM_TIMEOUT; i++) {
-               u8 tmp;
+               u8 tmp = 0;
 
                udelay(1);
                ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
@@ -165,7 +165,7 @@ static int dm_write_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 valu
        dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0x1a : 0x12);
 
        for (i = 0; i < DM_TIMEOUT; i++) {
-               u8 tmp;
+               u8 tmp = 0;
 
                udelay(1);
                ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);