Dan Carpenter
2022-Nov-15 13:16 UTC
[Nouveau] [PATCH] drm/nouveau/gr/gv100-: unlock on error in gf100_gr_chan_new()
Drop the "gr->fecs.mutex" lock before returning on this error path.
Fixes: ca081fff6ecc ("drm/nouveau/gr/gf100-: generate golden context during
first object alloc")
Signed-off-by: Dan Carpenter <error27 at gmail.com>
---
drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
index 5f20079c3660..24bec8f8f83e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -442,6 +442,7 @@ gf100_gr_chan_new(struct nvkm_gr *base, struct
nvkm_fifo_chan *fifoch,
if (gr->data == NULL) {
ret = gf100_grctx_generate(gr, chan, fifoch->inst);
if (ret) {
+ mutex_unlock(&gr->fecs.mutex);
nvkm_error(&base->engine.subdev, "failed to construct
context\n");
return ret;
}
--
2.35.1