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authorLinus Walleij <linus.walleij@linaro.org>2022-05-01 23:25:10 +0200
committerLinus Walleij <linus.walleij@linaro.org>2022-05-01 23:25:10 +0200
commitf930b69a8944ab3f018e2a175ddbd16e71348df9 (patch)
treebfde4972394d741196bcd1cf173bfda4639123a7 /drivers/video/fbdev/s3fb.c
parentfdc33eba11c5919199f3d13dc53571cc7bf19d7d (diff)
parent672c0c5173427e6b3e2a9bbb7be51ceeec78093a (diff)
Merge tag 'v5.18-rc5' into devel
Merge in Linux 5.18-rc5 since new code to the STM32 driver depend in a non-trivial way on the fixes merged in -rc5. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/video/fbdev/s3fb.c')
-rw-r--r--drivers/video/fbdev/s3fb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c
index 5c74253e7b2c..b93c8eb02336 100644
--- a/drivers/video/fbdev/s3fb.c
+++ b/drivers/video/fbdev/s3fb.c
@@ -549,6 +549,9 @@ static int s3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
int rv, mem, step;
u16 m, n, r;
+ if (!var->pixclock)
+ return -EINVAL;
+
/* Find appropriate format */
rv = svga_match_format (s3fb_formats, var, NULL);