diff options
| author | Stephen Hemminger <shemminger@linux-foundation.org> | 2008-01-07 00:23:04 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-08 23:30:01 -0800 |
| commit | c6a1b62de9d043f274ec3ae2e207908c6d5feff3 (patch) | |
| tree | 4546e2a0b4fcea21c30bca1e60f6b81af62c7d7c /drivers | |
| parent | edba2a1fefc6296bc527754dee1c72a625bb675a (diff) | |
| download | blackbird-op-linux-c6a1b62de9d043f274ec3ae2e207908c6d5feff3.tar.gz blackbird-op-linux-c6a1b62de9d043f274ec3ae2e207908c6d5feff3.zip | |
[TULIP]: NAPI full quantum bug.
This should fix the kernel warn/oops reported while routing.
The tulip driver has a fencepost bug with new NAPI in 2.6.24
It has an off by one bug if a full quantum is reached.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/tulip/interrupt.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/tulip/interrupt.c b/drivers/net/tulip/interrupt.c index 365331446387..0461956d3b50 100644 --- a/drivers/net/tulip/interrupt.c +++ b/drivers/net/tulip/interrupt.c @@ -151,7 +151,8 @@ int tulip_poll(struct napi_struct *napi, int budget) if (tulip_debug > 5) printk(KERN_DEBUG "%s: In tulip_rx(), entry %d %8.8x.\n", dev->name, entry, status); - if (work_done++ >= budget) + + if (++work_done >= budget) goto not_done; if ((status & 0x38008300) != 0x0300) { |
