diff options
| author | Shannon Nelson <snelson@pensando.io> | 2020-07-21 13:34:07 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-08-19 08:23:40 +0200 |
| commit | b97a0171da24e58b0e8e81ba2575239dcb070c2b (patch) | |
| tree | 384f5ec3c1a56817d7484cf3d3b3908f44007627 | |
| parent | ce8444749a649742fd88e5b9d05f352a478980ec (diff) | |
ionic: update eid test for overflow
[ Upstream commit 3fbc9bb6ca32d12d4d32a7ae32abef67ac95f889 ]
Fix up our comparison to better handle a potential (but largely
unlikely) wrap around.
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_lif.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index 337d971ffd92..29f77faa808b 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -709,7 +709,7 @@ static bool ionic_notifyq_service(struct ionic_cq *cq, eid = le64_to_cpu(comp->event.eid); /* Have we run out of new completions to process? */ - if (eid <= lif->last_eid) + if ((s64)(eid - lif->last_eid) <= 0) return false; lif->last_eid = eid; |