1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/video/riva/fbdev.c b/drivers/video/riva/fbdev.c
index 67d1e1c8813d..61a4665fb486 100644
--- a/drivers/video/riva/fbdev.c
+++ b/drivers/video/riva/fbdev.c
@@ -1827,7 +1827,7 @@ static int __devinit riva_get_EDID_OF(struct fb_info *info, struct pci_dev *pd)
         struct riva_par *par = info->par;
         struct device_node *dp;
         unsigned char *pedid = NULL;
-        unsigned char *disptype = NULL;
+        const unsigned char *disptype = NULL;
         static char *propnames[] = {
                 "DFP,EDID", "LCD,EDID", "EDID", "EDID1", "EDID,B", "EDID,A", NULL };
         int i;