umount: fix fallout from stack reduction change

diff --git a/util-linux/umount.c b/util-linux/umount.c
index a9d60fc29dc91b64cfcf539b62b406426d8619d9..2a25c3f52de07f0a898b090e1741bdbe6086b282 100644 (file)
--- a/util-linux/umount.c
+++ b/util-linux/umount.c
@@ -62,7 +62,7 @@ int umount_main(int argc, char **argv)
                if (opt & OPT_ALL)
                        bb_error_msg_and_die("cannot open %s", bb_path_mtab_file);
        } else {
-               while (getmntent_r(fp, &me, path, sizeof(path))) {
+               while (getmntent_r(fp, &me, path, PATH_MAX)) {
                        /* Match fstype if passed */
                        if (fstype && match_fstype(&me, fstype))
                                continue;
@@ -89,7 +89,7 @@ int umount_main(int argc, char **argv)
 
                // Do we already know what to umount this time through the loop?
                if (m)
-                       safe_strncpy(path, m->dir, sizeof(path));
+                       safe_strncpy(path, m->dir, PATH_MAX);
                // For umount -a, end of mtab means time to exit.
                else if (opt & OPT_ALL)
                        break;