From: Shigeru Yoshida syoshida@redhat.com
[ Upstream commit 58559dfc1ebba2ae0c7627dc8f8991ae1984c6e3 ]
It's needed to destroy bl_curve_mutex on freeing struct fb_info since the mutex is embedded in the structure and initialized when it's allocated.
Signed-off-by: Shigeru Yoshida syoshida@redhat.com Signed-off-by: Helge Deller deller@gmx.de Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/video/fbdev/core/fbsysfs.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c index ce699396d6bad..09ee27e7fc25f 100644 --- a/drivers/video/fbdev/core/fbsysfs.c +++ b/drivers/video/fbdev/core/fbsysfs.c @@ -84,6 +84,10 @@ void framebuffer_release(struct fb_info *info) if (WARN_ON(refcount_read(&info->count))) return;
+#if IS_ENABLED(CONFIG_FB_BACKLIGHT) + mutex_destroy(&info->bl_curve_mutex); +#endif + kfree(info->apertures); kfree(info); }