[PATCH 02/33] fbdev: locking check for fb_set_suspend

From: Daniel Vetter
Date: Tue May 28 2019 - 05:06:43 EST


Just drive-by, nothing systematic yet.

Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: "MichaÅ MirosÅaw" <mirq-linux@xxxxxxxxxxxx>
Cc: Peter Rosin <peda@xxxxxxxxxx>
Cc: Hans de Goede <hdegoede@xxxxxxxxxx>
Cc: Thomas Zimmermann <tzimmermann@xxxxxxx>
Cc: Manfred Schlaegl <manfred.schlaegl@xxxxxxxxxxxxx>
Cc: Mikulas Patocka <mpatocka@xxxxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
---
drivers/video/fbdev/core/fbmem.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
index d1949c92be98..8ba674ffb3c9 100644
--- a/drivers/video/fbdev/core/fbmem.c
+++ b/drivers/video/fbdev/core/fbmem.c
@@ -1985,6 +1985,8 @@ void fb_set_suspend(struct fb_info *info, int state)
{
struct fb_event event;

+ WARN_CONSOLE_UNLOCKED();
+
event.info = info;
if (state) {
fb_notifier_call_chain(FB_EVENT_SUSPEND, &event);
--
2.20.1