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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:15:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:15:09 +0000
commitd78786f17f03109c3e9c7043b1b63f947afb0ee0 (patch)
tree58709afdbb58c9a8b795c712d281a6b5710d36cc /drivers/video/fbdev/au1200fb.c
parentAdding debian version 4.19.269-1. (diff)
downloadlinux-d78786f17f03109c3e9c7043b1b63f947afb0ee0.tar.xz
linux-d78786f17f03109c3e9c7043b1b63f947afb0ee0.zip
Merging upstream version 4.19.282.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/video/fbdev/au1200fb.c')
-rw-r--r--drivers/video/fbdev/au1200fb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c
index 3872ccef4..f8e83a951 100644
--- a/drivers/video/fbdev/au1200fb.c
+++ b/drivers/video/fbdev/au1200fb.c
@@ -1039,6 +1039,9 @@ static int au1200fb_fb_check_var(struct fb_var_screeninfo *var,
u32 pixclock;
int screen_size, plane;
+ if (!var->pixclock)
+ return -EINVAL;
+
plane = fbdev->plane;
/* Make sure that the mode respect all LCD controller and