Message ID | 1236188005-14065-1-git-send-email-steve.glendinning@smsc.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Steve Glendinning <steve.glendinning@smsc.com> Date: Wed, 4 Mar 2009 17:33:24 +0000 > This patch from Juha Leppanen suppresses a false warning if a fast > forward operation succeeds on the very last attempt. > > Juha> If smsc911x_reg_read loop is executed 500 times, timeout reaches 0 > Juha> and the 500th smsc911x_reg_read result in val is ignored. If > Juha> testing order is changed, then val is checked first. The 500th > Juha> reg_read might be GOOD, why ignore it! > > Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com> Applied to net-next-2.6 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c index dceae8a..9a79510 100644 --- a/drivers/net/smsc911x.c +++ b/drivers/net/smsc911x.c @@ -955,7 +955,7 @@ smsc911x_rx_fastforward(struct smsc911x_data *pdata, unsigned int pktbytes) do { udelay(1); val = smsc911x_reg_read(pdata, RX_DP_CTRL); - } while (--timeout && (val & RX_DP_CTRL_RX_FFWD_)); + } while ((val & RX_DP_CTRL_RX_FFWD_) && --timeout); if (unlikely(timeout == 0)) SMSC_WARNING(HW, "Timed out waiting for "
This patch from Juha Leppanen suppresses a false warning if a fast forward operation succeeds on the very last attempt. Juha> If smsc911x_reg_read loop is executed 500 times, timeout reaches 0 Juha> and the 500th smsc911x_reg_read result in val is ignored. If Juha> testing order is changed, then val is checked first. The 500th Juha> reg_read might be GOOD, why ignore it! Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com> --- drivers/net/smsc911x.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)