[PATCH] [net/sched]: Remove redundant condition in qdisc_graft

From: Gaurav Singh
Date: Wed Jun 17 2020 - 20:55:39 EST


parent cannot be NULL here since its in the else part
of the if (parent == NULL) condition. Remove the extra
check on parent pointer.

Signed-off-by: Gaurav Singh <gaurav1086@xxxxxxxxx>
---
net/sched/sch_api.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 9a3449b56bd6..8c92d00c5c8e 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1094,7 +1094,7 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,

/* Only support running class lockless if parent is lockless */
if (new && (new->flags & TCQ_F_NOLOCK) &&
- parent && !(parent->flags & TCQ_F_NOLOCK))
+ && !(parent->flags & TCQ_F_NOLOCK))
qdisc_clear_nolock(new);

if (!cops || !cops->graft)
--
2.17.1