mdev: fix breakage caused by unified parser usage

1 files changed, 3 insertions, 2 deletions

diff --git a/util-linux/mdev.c b/util-linux/mdev.c
index 9ad1a6ff2..0460aa777 100644
--- a/util-linux/mdev.c
+++ b/util-linux/mdev.c
@@ -179,8 +179,9 @@ static void make_device(char *path, int delete)
                         unsigned i, n;
 #endif
                         char *a = val;
-                        s = strchr(val, ' ');
-                        val = (s && s[1]) ? s+1 : NULL;
+                        s = strchrnul(val, ' ');
+                        val = (s[0] && s[1]) ? s+1 : NULL;
+                        s[0] = '\0';
 #if ENABLE_FEATURE_MDEV_RENAME_REGEXP
                         /* substitute %1..9 with off[1..9], if any */
                         n = 0;