newfs_msdos: prefer snprintf to sprintf

Obtained from:	NetBSD
Sponsored by:	The FreeBSD Foundation

diff --git a/sbin/newfs_msdos/mkfs_msdos.c b/sbin/newfs_msdos/mkfs_msdos.c
index f4222700365be1c0c5842b0e05e3ae9e0334664e..28280359974285e3c8bdf1817268b2bd5abada34 100644 (file)
--- a/sbin/newfs_msdos/mkfs_msdos.c
+++ b/sbin/newfs_msdos/mkfs_msdos.c
@@ -585,7 +585,7 @@ int mkfs_msdos(const char *fname, const char *dtype,
                          (u_int)tm->tm_min));
                mk4(bsx->exVolumeID, x);
                mklabel(bsx->exVolumeLabel, o.volume_label ? o.volume_label : "NO NAME");
-               sprintf(buf, "FAT%u", fat);
+               snprintf(buf, sizeof(buf), "FAT%u", fat);
                setstr(bsx->exFileSysType, buf, sizeof(bsx->exFileSysType));
                if (!o.bootstrap) {
                    x1 += sizeof(struct bsx);