From: Shannon Nelson snelson@pensando.io
[ 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 --- drivers/net/ethernet/pensando/ionic/ionic_lif.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index 337d971ffd92c..29f77faa808bb 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;