niu: timeout ignored in tcam_wait_bit()

With `while (--limit > 0)' i reaches 0 after the loop, so upon timeout the
error was not returned.

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

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index 8ce58c4c7dd..2aed2b382c4 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -2844,7 +2844,7 @@ static int tcam_wait_bit(struct niu *np, u64 bit)
                         break;
                 udelay(1);
         }
-        if (limit < 0)
+        if (limit <= 0)
                 return -ENODEV;
 
         return 0;