Improved checking, documentation of modes (RHBZ#582901, RHBZ#582929).

[libguestfs.git] / daemon / dir.c

diff --git a/daemon/dir.c b/daemon/dir.c
index 205139b..3a4647c 100644 (file)
--- a/daemon/dir.c
+++ b/daemon/dir.c
@@ -104,6 +104,11 @@ do_mkdir_mode (const char *path, int mode)
 {
   int r;
 
+  if (mode < 0) {
+    reply_with_error ("%s: mode is negative", path);
+    return -1;
+  }
+
   CHROOT_IN;
   r = mkdir (path, mode);
   CHROOT_OUT;