usbnet: test off by one

With `while (i++ < MII_TIMEOUT)' i reaches MII_TIMEOUT + 1 after the loop
This is probably unlikely a problem in practice.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index f14d225404d..fd19db0d250 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -270,7 +270,7 @@ static int read_mii_word(rtl8150_t * dev, u8 phy, __u8 indx, u16 * reg)
                 get_registers(dev, PHYCNT, 1, data);
         } while ((data[0] & PHY_GO) && (i++ < MII_TIMEOUT));
 
-        if (i < MII_TIMEOUT) {
+        if (i <= MII_TIMEOUT) {
                 get_registers(dev, PHYDAT, 2, data);
                 *reg = data[0] | (data[1] << 8);
                 return 0;
@@ -295,7 +295,7 @@ static int write_mii_word(rtl8150_t * dev, u8 phy, __u8 indx, u16 reg)
                 get_registers(dev, PHYCNT, 1, data);
         } while ((data[0] & PHY_GO) && (i++ < MII_TIMEOUT));
 
-        if (i < MII_TIMEOUT)
+        if (i <= MII_TIMEOUT)
                 return 0;
         else
                 return 1;