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| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2007-03-07 17:37:38 +0100 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-03-09 17:51:44 +0100 |
| commit | fe79745507593941adb44a6b2e392645c54ca1c2 (patch) | |
| tree | 8535fb3359185b9b685f213b840d1754193a3a09 /drivers/net/wan/z85230.c | |
| parent | r8169: fix a race between PCI probe and dev_open (diff) | |
| download | linux-fe79745507593941adb44a6b2e392645c54ca1c2.tar.xz linux-fe79745507593941adb44a6b2e392645c54ca1c2.zip | |
z85230: Fix FIFO handling
We must exit immediately on a FIFO fill not take the end of packet path
otherwise each underrun in PIO transmit mode causes a runt packet and the
data is lost.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/wan/z85230.c')
| -rw-r--r-- | drivers/net/wan/z85230.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c index 8dbcf83bb5f3..8b4540bfc1b0 100644 --- a/drivers/net/wan/z85230.c +++ b/drivers/net/wan/z85230.c @@ -407,7 +407,7 @@ static void z8530_tx(struct z8530_channel *c) while(c->txcount) { /* FIFO full ? */ if(!(read_zsreg(c, R0)&4)) - break; + return; c->txcount--; /* * Shovel out the byte |