svn commit: r301764 - head/sys/kern

[Jamie Gritton]

Author: jamie
Date: Thu Jun  9 21:59:11 2016
New Revision: 301764
URL: https://svnweb.freebsd.org/changeset/base/301764

Log:
  Fix a vnode leak when giving a child jail a too-long path when
  debug.disablefullpath=1.

Modified:
  head/sys/kern/kern_jail.c

Modified: head/sys/kern/kern_jail.c
==============================================================================
--- head/sys/kern/kern_jail.c	Thu Jun  9 21:57:34 2016	(r301763)
+++ head/sys/kern/kern_jail.c	Thu Jun  9 21:59:11 2016	(r301764)
@@ -1010,6 +1010,7 @@ kern_jail_set(struct thread *td, struct 
 			if (len + (path[0] == '/' && strcmp(mypr->pr_path, "/")
 			    ? strlen(mypr->pr_path) : 0) > MAXPATHLEN) {
 				error = ENAMETOOLONG;
+				vrele(root);
 				goto done_free;
 			}
 		}