1 files changed, 2 insertions, 2 deletions

diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index bc458f57921b..54d24738280e 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -117,7 +117,7 @@ static int ubd_ioctl(struct inode * inode, struct file * file,
                      unsigned int cmd, unsigned long arg);
 static int ubd_getgeo(struct block_device *bdev, struct hd_geometry *geo);
 
-#define MAX_DEV (8)
+#define MAX_DEV (16)
 
 static struct block_device_operations ubd_blops = {
         .owner          = THIS_MODULE,
@@ -277,7 +277,7 @@ static int parse_unit(char **ptr)
                         return(-1);
                 *ptr = end;
         }
-        else if (('a' <= *str) && (*str <= 'h')) {
+        else if (('a' <= *str) && (*str <= 'z')) {
                 n = *str - 'a';
                 str++;
                 *ptr = str;