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Improved checking, documentation of modes (RHBZ#582901, RHBZ#582929).
[libguestfs.git]
/
daemon
/
mknod.c
diff --git
a/daemon/mknod.c
b/daemon/mknod.c
index
50865a6
..
2458a85
100644
(file)
--- a/
daemon/mknod.c
+++ b/
daemon/mknod.c
@@
-51,6
+51,11
@@
do_mknod (int mode, int devmajor, int devminor, const char *path)
#ifdef HAVE_MKNOD
int r;
+ if (mode < 0) {
+ reply_with_error ("%s: mode is negative", path);
+ return -1;
+ }
+
CHROOT_IN;
r = mknod (path, mode, makedev (devmajor, devminor));
CHROOT_OUT;