patch-2.1.130 linux/drivers/video/vesafb.c

• Lines: 14
• Date: Wed Nov 25 14:53:51 1998
• Orig file: v2.1.129/linux/drivers/video/vesafb.c
• Orig date: Fri Oct 9 13:27:12 1998

diff -u --recursive --new-file v2.1.129/linux/drivers/video/vesafb.c linux/drivers/video/vesafb.c
@@ -126,10 +126,12 @@
 }
 
 static int vesafb_pan_display(struct fb_var_screeninfo *var, int con,
-                            struct fb_info *info)
+                              struct fb_info *info)
 {
 	int offset;
 
+	if (!ypan && !ywrap)
+		return -EINVAL;
 	if (var->xoffset)
 		return -EINVAL;
 	if (ypan && var->yoffset+var->yres > var->yres_virtual)