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-rw-r--r--drivers/video/fbmem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index a85c818be945..346f257215a7 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -871,8 +871,8 @@ fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
err = -EINVAL;
if (err || !info->fbops->fb_pan_display ||
- var->yoffset + yres > info->var.yres_virtual ||
- var->xoffset + info->var.xres > info->var.xres_virtual)
+ var->yoffset > info->var.yres_virtual - yres ||
+ var->xoffset > info->var.xres_virtual - info->var.xres)
return -EINVAL;
if ((err = info->fbops->fb_pan_display(var, info)))