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From: Hiroki Sato <hrs@FreeBSD.org>
Date: Fri, 3 Oct 2014 04:13:25 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r272468 - head/sys/geom
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Author: hrs
Date: Fri Oct  3 04:13:25 2014
New Revision: 272468
URL: https://svnweb.freebsd.org/changeset/base/272468

Log:
  Fix a bug in r272297 which prevented dumpdev from setting.
  !u is not equivalent to (u != 0).

Modified:
  head/sys/geom/geom_dev.c

Modified: head/sys/geom/geom_dev.c
==============================================================================
--- head/sys/geom/geom_dev.c	Fri Oct  3 02:24:41 2014	(r272467)
+++ head/sys/geom/geom_dev.c	Fri Oct  3 04:13:25 2014	(r272468)
@@ -395,7 +395,7 @@ g_dev_ioctl(struct cdev *dev, u_long cmd
 		error = g_io_getattr("GEOM::frontstuff", cp, &i, data);
 		break;
 	case DIOCSKERNELDUMP:
-		if (*(u_int *)data != 0) {
+		if (*(u_int *)data == 0) {
 			error = set_dumper(NULL, NULL);
 			break;
 		}