[PATCH -next v2] drm/nouveau/sw: use list_move instead of list_del/list_add in base.c

From: Baokun Li
Date: Wed Jun 09 2021 - 03:01:36 EST


Using list_move() instead of list_del() + list_add() in base.c.

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Baokun Li <libaokun1@xxxxxxxxxx>
---
V1->V2:
CC mailist

drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c
index 14871d0bd746..d8c55ea9aa6b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c
@@ -37,8 +37,7 @@ nvkm_sw_mthd(struct nvkm_sw *sw, int chid, int subc, u32 mthd, u32 data)
list_for_each_entry(chan, &sw->chan, head) {
if (chan->fifo->chid == chid) {
handled = nvkm_sw_chan_mthd(chan, subc, mthd, data);
- list_del(&chan->head);
- list_add(&chan->head, &sw->chan);
+ list_move(&chan->head, &sw->chan);
break;
}
}