1 files changed, 1 insertions, 1 deletions

diff --git a/util-linux/fdisk_osf.c b/util-linux/fdisk_osf.c
index ff16389bd..af04cfcc8 100644
--- a/util-linux/fdisk_osf.c
+++ b/util-linux/fdisk_osf.c
@@ -854,7 +854,7 @@ xbsd_initlabel(struct partition *p)
 
         d->d_magic = BSD_DISKMAGIC;
 
-        if (strncmp(disk_device, "/dev/sd", 7) == 0)
+        if (is_prefixed_with(disk_device, "/dev/sd"))
                 d->d_type = BSD_DTYPE_SCSI;
         else
                 d->d_type = BSD_DTYPE_ST506;