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Date:      Thu, 7 Jun 2018 20:49:01 +0000 (UTC)
From:      Kirk McKusick <mckusick@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r334814 - head/sbin/dump
Message-ID:  <201806072049.w57Kn1Mk057119@repo.freebsd.org>

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Author: mckusick
Date: Thu Jun  7 20:49:01 2018
New Revision: 334814
URL: https://svnweb.freebsd.org/changeset/base/334814

Log:
  Ensure proper initialization of superblock.
  
  Submitted by: Diane Bruce

Modified:
  head/sbin/dump/main.c

Modified: head/sbin/dump/main.c
==============================================================================
--- head/sbin/dump/main.c	Thu Jun  7 19:57:55 2018	(r334813)
+++ head/sbin/dump/main.c	Thu Jun  7 20:49:01 2018	(r334814)
@@ -433,6 +433,7 @@ main(int argc, char *argv[])
 		msgtail("to %s\n", tape);
 
 	sync();
+	sblock = NULL;
 	if ((ret = sbget(diskfd, &sblock, -1)) != 0) {
 		switch (ret) {
 		case ENOENT:



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