svn commit: r272428 - stable/10/usr.sbin/mountd

[Bryan Drewery]

Author: bdrewery
Date: Thu Oct  2 17:58:47 2014
New Revision: 272428
URL: https://svnweb.freebsd.org/changeset/base/272428

Log:
  MFC r270183:
  
    Avoid showing stale errors when nmount(2) fails.
  
    This should not be documented in relnotes as it still fails due to a
    race with unmounting, but no longer shows bogus details.
  
  Approved by:	re (gjb)

Modified:
  stable/10/usr.sbin/mountd/mountd.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/usr.sbin/mountd/mountd.c
==============================================================================
--- stable/10/usr.sbin/mountd/mountd.c	Thu Oct  2 17:42:21 2014	(r272427)
+++ stable/10/usr.sbin/mountd/mountd.c	Thu Oct  2 17:58:47 2014	(r272428)
@@ -1744,6 +1744,7 @@ get_exportlist(void)
 		iov[3].iov_len = strlen(fsp->f_mntonname) + 1;
 		iov[5].iov_base = fsp->f_mntfromname;
 		iov[5].iov_len = strlen(fsp->f_mntfromname) + 1;
+		errmsg[0] = '\0';
 
 		if (nmount(iov, iovlen, fsp->f_flags) < 0 &&
 		    errno != ENOENT && errno != ENOTSUP) {
@@ -2501,6 +2502,7 @@ do_mount(struct exportlist *ep, struct g
 			iov[3].iov_len = strlen(fsb->f_mntonname) + 1;
 			iov[5].iov_base = fsb->f_mntfromname; /* "from" */
 			iov[5].iov_len = strlen(fsb->f_mntfromname) + 1;
+			errmsg[0] = '\0';
 	
 			while (nmount(iov, iovlen, fsb->f_flags) < 0) {
 				if (cp)