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From: Alexander Motin <mav@FreeBSD.org>
Date: Tue, 26 Jan 2016 12:51:41 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r294806 - vendor-sys/illumos/dist/uts/common/fs/zfs
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Author: mav
Date: Tue Jan 26 12:51:41 2016
New Revision: 294806
URL: https://svnweb.freebsd.org/changeset/base/294806

Log:
  6388 Failure of userland copy should return EFAULT
  
  Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
  Reviewed by: Matthew Ahrens <mahrens@delphix.com>
  Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
  Approved by: Robert Mustacchi <rm@joyent.com>
  Author: Richard Yao <ryao@gentoo.org>
  
  illumos/illumos-gate@c71c00bbe8a9cdc7e3f4048b751f48e80441d506

Modified:
  vendor-sys/illumos/dist/uts/common/fs/zfs/zfs_ioctl.c

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/zfs_ioctl.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/zfs_ioctl.c	Tue Jan 26 12:50:14 2016	(r294805)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/zfs_ioctl.c	Tue Jan 26 12:51:41 2016	(r294806)
@@ -1303,7 +1303,7 @@ get_nvlist(uint64_t nvl, uint64_t size, 
 	if ((error = ddi_copyin((void *)(uintptr_t)nvl, packed, size,
 	    iflag)) != 0) {
 		kmem_free(packed, size);
-		return (error);
+		return (SET_ERROR(EFAULT));
 	}
 
 	if ((error = nvlist_unpack(packed, size, &list, 0)) != 0) {