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authorDan Williams <dan.j.williams@intel.com>2023-04-04 15:37:25 -0700
committerDan Williams <dan.j.williams@intel.com>2023-04-04 15:37:25 -0700
commitca712e47054678c5ce93a0e0f686353ad5561195 (patch)
tree575dd9f2e541ddd74b72e82dfe69c5badcb9e281 /drivers/video/fbdev/intelfb/intelfbdrv.c
parent24b18197184ac39bb8566fb82c0bf788bcd0d45b (diff)
parentabf04be0e7071f2bcd39bf97ba407e7d4439785e (diff)
Merge branch 'for-6.3/cxl-doe-fixes' into for-6.3/cxl
Pick up the fixes (first 6 patches) from the DOE rework series from Lukas for v6.3-rc. Link: https://lore.kernel.org/all/cover.1678543498.git.lukas@wunner.de/
Diffstat (limited to 'drivers/video/fbdev/intelfb/intelfbdrv.c')
-rw-r--r--drivers/video/fbdev/intelfb/intelfbdrv.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/intelfb/intelfbdrv.c b/drivers/video/fbdev/intelfb/intelfbdrv.c
index 0a9e5067b201..a81095b2b1ea 100644
--- a/drivers/video/fbdev/intelfb/intelfbdrv.c
+++ b/drivers/video/fbdev/intelfb/intelfbdrv.c
@@ -1222,6 +1222,9 @@ static int intelfb_check_var(struct fb_var_screeninfo *var,
dinfo = GET_DINFO(info);
+ if (!var->pixclock)
+ return -EINVAL;
+
/* update the pitch */
if (intelfbhw_validate_mode(dinfo, var) != 0)
return -EINVAL;