svn commit: r322231 - vendor/illumos/dist/lib/libzfs/common

[Andriy Gapon]

Author: avg
Date: Tue Aug  8 10:55:42 2017
New Revision: 322231
URL: https://svnweb.freebsd.org/changeset/base/322231

Log:
  8430 dir_is_empty_readdir() doesn't properly handle error from fdopendir()
  
  illumos/illumos-gate at ba6e7e6505150388de6dc6a88741164118a421bf
  https://github.com/illumos/illumos-gate/commit/ba6e7e6505150388de6dc6a88741164118a421bf
  
  https://www.illumos.org/issues/8430
    we should close dirfd if fdopendir() fails.
  
  Reviewed by: Serapheim Dimitropoulos <serapheim at delphix.com>
  Reviewed by: Matthew Ahrens <mahrens at delphix.com>
  Reviewed by: Dan Kimmel <dan.kimmel at delphix.com>
  Reviewed by: Yuri Pankov <yuri.pankov at nexenta.com>
  Reviewed by: Igor Kozhukhov <igor at dilos.org>
  Approved by: Robert Mustacchi <rm at joyent.com>
  Author: Sowrabha Gopal <sowrabha.gopal at delphix.com>

Modified:
  vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c

Modified: vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c
==============================================================================
--- vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c	Tue Aug  8 10:52:01 2017	(r322230)
+++ vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c	Tue Aug  8 10:55:42 2017	(r322231)
@@ -209,6 +209,7 @@ dir_is_empty_readdir(const char *dirname)
 	}
 
 	if ((dirp = fdopendir(dirfd)) == NULL) {
+		(void) close(dirfd);
 		return (B_TRUE);
 	}