smsc9420: fix another postfixed timeout
Roel Kluin recently fixed several instances where variables reach -1,
but 0 is tested afterwards. This patch fixes another, so the timeout
will be correctly detected and a warning printed.
Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/smsc9420.c b/drivers/net/smsc9420.c
index a1e4b38..83938e1 100644
--- a/drivers/net/smsc9420.c
+++ b/drivers/net/smsc9420.c
@@ -341,7 +341,7 @@
do {
msleep(1);
e2cmd = smsc9420_reg_read(pd, E2P_CMD);
- } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (timeout--));
+ } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (--timeout));
if (!timeout) {
smsc_info(HW, "TIMED OUT");