1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/video/pm3fb.c b/drivers/video/pm3fb.c
index e0dad948467b..2e11b601c488 100644
--- a/drivers/video/pm3fb.c
+++ b/drivers/video/pm3fb.c
@@ -67,6 +67,7 @@
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/ioport.h>
+#include <linux/ctype.h>
 
 #include <video/fbcon.h>
 #include <video/fbcon-mfb.h>
@@ -2594,7 +2595,7 @@ static char *pm3fb_boardnum_setup(char *options, unsigned long *bn)
 {
         char *next;
 
-        if (!(CHAR_IS_NUM(options[0]))) {
+        if (!(isdigit(options[0]))) {
                 (*bn) = 0;
                 return (options);
         }