When using single_open() for opening, single_release() should be
used, otherwise there is a memory leak.
This is detected by Coccinelle semantic patch.
Fixes: 6e9fc177399f ("drm/nouveau/debugfs: add copy of sysfs pstate interface ported to debugfs")
Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nouveau_debugfs.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
index 7dfbbbc1beea..35695f493271 100644
--- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
+++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
@@ -202,6 +202,7 @@ static const struct file_operations nouveau_pstate_fops = {
.open = nouveau_debugfs_pstate_open,
.read = seq_read,
.write = nouveau_debugfs_pstate_set,
+ .release = single_release,
};
static struct drm_info_list nouveau_debugfs_list[] = {
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