svn commit: r364723 - head/sys/kern

[Mateusz Guzik]

Author: mjg
Date: Mon Aug 24 18:23:58 2020
New Revision: 364723
URL: https://svnweb.freebsd.org/changeset/base/364723

Log:
  cache: remove leftover assert in vn_fullpath_any_smr
  
  It is only valid when !slash_prefixed. For slash_prefixed the length
  is properly accounted for later.
  
  Reported by:	markj (syzkaller)

Modified:
  head/sys/kern/vfs_cache.c

Modified: head/sys/kern/vfs_cache.c
==============================================================================
--- head/sys/kern/vfs_cache.c	Mon Aug 24 18:17:13 2020	(r364722)
+++ head/sys/kern/vfs_cache.c	Mon Aug 24 18:23:58 2020	(r364723)
@@ -2834,8 +2834,6 @@ vn_fullpath_any_smr(struct vnode *vp, struct vnode *rd
 
 	orig_buflen = *buflen;
 
-	MPASS(*buflen >= 2);
-
 	if (!slash_prefixed) {
 		MPASS(*buflen >= 2);
 		*buflen -= 1;