svn commit: r190142 - head/sys/kern

[Konstantin Belousov]

Author: kib
Date: Fri Mar 20 10:59:06 2009
New Revision: 190142
URL: http://svn.freebsd.org/changeset/base/190142

Log:
  The nc_nlen member of the struct namecache contains the length of the cached
  name, not the length + 1.
  
  PR:	132620, 132542
  Reported by:	bf2006a yahoo com
  Tested by:	bf2006a, pho
  Reviewed by:	marcus

Modified:
  head/sys/kern/vfs_cache.c

Modified: head/sys/kern/vfs_cache.c
==============================================================================
--- head/sys/kern/vfs_cache.c	Fri Mar 20 10:47:16 2009	(r190141)
+++ head/sys/kern/vfs_cache.c	Fri Mar 20 10:59:06 2009	(r190142)
@@ -997,7 +997,7 @@ vn_fullpath1(struct thread *td, struct v
 		ncp = TAILQ_FIRST(&vp->v_cache_dst);
 		if (ncp != NULL) {
 			MPASS(vp->v_dd == NULL || ncp->nc_dvp == vp->v_dd);
-			buflen -= ncp->nc_nlen - 1;
+			buflen -= ncp->nc_nlen;
 			for (i = ncp->nc_nlen - 1; i >= 0 && bp != buf; i--)
 				*--bp = ncp->nc_name[i];
 			if (bp == buf) {