svn commit: r186504 - head/sbin/mount

[David E. O'Brien]

Author: obrien
Date: Fri Dec 26 22:54:53 2008
New Revision: 186504
URL: http://svn.freebsd.org/changeset/base/186504

Log:
  Make the sub-'argc' static to make it harder to overwrite thru a buffer
  overflow.

Modified:
  head/sbin/mount/mount.c

Modified: head/sbin/mount/mount.c
==============================================================================
--- head/sbin/mount/mount.c	Fri Dec 26 22:47:11 2008	(r186503)
+++ head/sbin/mount/mount.c	Fri Dec 26 22:54:53 2008	(r186504)
@@ -503,9 +503,10 @@ int
 mountfs(const char *vfstype, const char *spec, const char *name, int flags,
 	const char *options, const char *mntopts)
 {
+	static int argc;
 	char *argv[MAX_ARGS];
 	struct statfs sf;
-	int argc, i, ret;
+	int i, ret;
 	char *optbuf, execname[PATH_MAX], mntpath[PATH_MAX];
 
 	/* resolve the mountpoint with realpath(3) */