Module Name:    src
Committed By:   tkusumi
Date:           Fri Dec  6 16:11:59 UTC 2019

Modified Files:
        src/sys/dev/dm: dm_target.c dm_target_error.c dm_target_mirror.c
            dm_target_snapshot.c dm_target_stripe.c dm_target_zero.c

Log Message:
dm: Don't ignore dm_target_alloc() argument

dm_target_alloc() is supposed to be copying the name argument to its ->name.
taken-from: DragonFlyBSD


To generate a diff of this commit:
cvs rdiff -u -r1.22 -r1.23 src/sys/dev/dm/dm_target.c
cvs rdiff -u -r1.14 -r1.15 src/sys/dev/dm/dm_target_error.c
cvs rdiff -u -r1.12 -r1.13 src/sys/dev/dm/dm_target_mirror.c
cvs rdiff -u -r1.23 -r1.24 src/sys/dev/dm/dm_target_snapshot.c
cvs rdiff -u -r1.27 -r1.28 src/sys/dev/dm/dm_target_stripe.c
cvs rdiff -u -r1.15 -r1.16 src/sys/dev/dm/dm_target_zero.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/dm/dm_target.c
diff -u src/sys/dev/dm/dm_target.c:1.22 src/sys/dev/dm/dm_target.c:1.23
--- src/sys/dev/dm/dm_target.c:1.22	Wed Dec  4 15:31:12 2019
+++ src/sys/dev/dm/dm_target.c	Fri Dec  6 16:11:59 2019
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_target.c,v 1.22 2019/12/04 15:31:12 tkusumi Exp $      */
+/*        $NetBSD: dm_target.c,v 1.23 2019/12/06 16:11:59 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target.c,v 1.22 2019/12/04 15:31:12 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target.c,v 1.23 2019/12/06 16:11:59 tkusumi Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -241,7 +241,16 @@ dm_target_destroy(void)
 dm_target_t *
 dm_target_alloc(const char *name)
 {
-	return kmem_zalloc(sizeof(dm_target_t), KM_SLEEP);
+	dm_target_t *dmt;
+
+	dmt = kmem_zalloc(sizeof(dm_target_t), KM_SLEEP);
+	if (dmt == NULL)
+		return NULL;
+
+	if (name)
+		strlcpy(dmt->name, name, sizeof(dmt->name));
+
+	return dmt;
 }
 
 /*
@@ -298,7 +307,6 @@ dm_target_init(void)
 	dmt->version[0] = 1;
 	dmt->version[1] = 0;
 	dmt->version[2] = 2;
-	strlcpy(dmt->name, "linear", DM_MAX_TYPE_NAME);
 	dmt->init = &dm_target_linear_init;
 	dmt->status = &dm_target_linear_status;
 	dmt->strategy = &dm_target_linear_strategy;
@@ -313,7 +321,6 @@ dm_target_init(void)
 	dmt3->version[0] = 1;
 	dmt3->version[1] = 0;
 	dmt3->version[2] = 3;
-	strlcpy(dmt3->name, "striped", DM_MAX_TYPE_NAME);
 	dmt3->init = &dm_target_stripe_init;
 	dmt3->status = &dm_target_stripe_status;
 	dmt3->strategy = &dm_target_stripe_strategy;

Index: src/sys/dev/dm/dm_target_error.c
diff -u src/sys/dev/dm/dm_target_error.c:1.14 src/sys/dev/dm/dm_target_error.c:1.15
--- src/sys/dev/dm/dm_target_error.c:1.14	Thu Dec  5 16:59:43 2019
+++ src/sys/dev/dm/dm_target_error.c	Fri Dec  6 16:11:59 2019
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_target_error.c,v 1.14 2019/12/05 16:59:43 tkusumi Exp $      */
+/*        $NetBSD: dm_target_error.c,v 1.15 2019/12/06 16:11:59 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target_error.c,v 1.14 2019/12/05 16:59:43 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_error.c,v 1.15 2019/12/06 16:11:59 tkusumi Exp $");
 
 /*
  * This file implements initial version of device-mapper error target.
@@ -81,7 +81,6 @@ dm_target_error_modcmd(modcmd_t cmd, voi
 		dmt->version[0] = 1;
 		dmt->version[1] = 0;
 		dmt->version[2] = 0;
-		strlcpy(dmt->name, "error", DM_MAX_TYPE_NAME);
 		dmt->init = &dm_target_error_init;
 		dmt->status = &dm_target_error_status;
 		dmt->strategy = &dm_target_error_strategy;

Index: src/sys/dev/dm/dm_target_mirror.c
diff -u src/sys/dev/dm/dm_target_mirror.c:1.12 src/sys/dev/dm/dm_target_mirror.c:1.13
--- src/sys/dev/dm/dm_target_mirror.c:1.12	Thu Dec  5 16:59:43 2019
+++ src/sys/dev/dm/dm_target_mirror.c	Fri Dec  6 16:11:59 2019
@@ -1,4 +1,4 @@
-/*$NetBSD: dm_target_mirror.c,v 1.12 2019/12/05 16:59:43 tkusumi Exp $*/
+/*$NetBSD: dm_target_mirror.c,v 1.13 2019/12/06 16:11:59 tkusumi Exp $*/
 
 /*
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target_mirror.c,v 1.12 2019/12/05 16:59:43 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_mirror.c,v 1.13 2019/12/06 16:11:59 tkusumi Exp $");
 
 /*
  * This file implements initial version of device-mapper mirror target.
@@ -81,7 +81,6 @@ dm_target_mirror_modcmd(modcmd_t cmd, vo
 		dmt->version[0] = 1;
 		dmt->version[1] = 0;
 		dmt->version[2] = 0;
-		strlcpy(dmt->name, "mirror", DM_MAX_TYPE_NAME);
 		dmt->init = &dm_target_mirror_init;
 		dmt->status = &dm_target_mirror_status;
 		dmt->strategy = &dm_target_mirror_strategy;

Index: src/sys/dev/dm/dm_target_snapshot.c
diff -u src/sys/dev/dm/dm_target_snapshot.c:1.23 src/sys/dev/dm/dm_target_snapshot.c:1.24
--- src/sys/dev/dm/dm_target_snapshot.c:1.23	Thu Dec  5 16:59:43 2019
+++ src/sys/dev/dm/dm_target_snapshot.c	Fri Dec  6 16:11:59 2019
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_target_snapshot.c,v 1.23 2019/12/05 16:59:43 tkusumi Exp $      */
+/*        $NetBSD: dm_target_snapshot.c,v 1.24 2019/12/06 16:11:59 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target_snapshot.c,v 1.23 2019/12/05 16:59:43 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_snapshot.c,v 1.24 2019/12/06 16:11:59 tkusumi Exp $");
 
 /*
  * 1. Suspend my_data to temporarily stop any I/O while the snapshot is being
@@ -141,7 +141,6 @@ dm_target_snapshot_modcmd(modcmd_t cmd, 
 		dmt->version[0] = 1;
 		dmt->version[1] = 0;
 		dmt->version[2] = 5;
-		strlcpy(dmt->name, "snapshot", DM_MAX_TYPE_NAME);
 		dmt->init = &dm_target_snapshot_init;
 		dmt->status = &dm_target_snapshot_status;
 		dmt->strategy = &dm_target_snapshot_strategy;
@@ -154,7 +153,6 @@ dm_target_snapshot_modcmd(modcmd_t cmd, 
 		dmt1->version[0] = 1;
 		dmt1->version[1] = 0;
 		dmt1->version[2] = 5;
-		strlcpy(dmt1->name, "snapshot-origin", DM_MAX_TYPE_NAME);
 		dmt1->init = &dm_target_snapshot_orig_init;
 		dmt1->status = &dm_target_snapshot_orig_status;
 		dmt1->strategy = &dm_target_snapshot_orig_strategy;

Index: src/sys/dev/dm/dm_target_stripe.c
diff -u src/sys/dev/dm/dm_target_stripe.c:1.27 src/sys/dev/dm/dm_target_stripe.c:1.28
--- src/sys/dev/dm/dm_target_stripe.c:1.27	Thu Dec  5 16:59:43 2019
+++ src/sys/dev/dm/dm_target_stripe.c	Fri Dec  6 16:11:59 2019
@@ -1,4 +1,4 @@
-/*$NetBSD: dm_target_stripe.c,v 1.27 2019/12/05 16:59:43 tkusumi Exp $*/
+/*$NetBSD: dm_target_stripe.c,v 1.28 2019/12/06 16:11:59 tkusumi Exp $*/
 
 /*
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target_stripe.c,v 1.27 2019/12/05 16:59:43 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_stripe.c,v 1.28 2019/12/06 16:11:59 tkusumi Exp $");
 
 /*
  * This file implements initial version of device-mapper stripe target.
@@ -74,7 +74,6 @@ dm_target_stripe_modcmd(modcmd_t cmd, vo
 		dmt->version[0] = 1;
 		dmt->version[1] = 0;
 		dmt->version[2] = 0;
-		strlcpy(dmt->name, "stripe", DM_MAX_TYPE_NAME);
 		dmt->init = &dm_target_stripe_init;
 		dmt->status = &dm_target_stripe_status;
 		dmt->strategy = &dm_target_stripe_strategy;

Index: src/sys/dev/dm/dm_target_zero.c
diff -u src/sys/dev/dm/dm_target_zero.c:1.15 src/sys/dev/dm/dm_target_zero.c:1.16
--- src/sys/dev/dm/dm_target_zero.c:1.15	Thu Dec  5 16:59:43 2019
+++ src/sys/dev/dm/dm_target_zero.c	Fri Dec  6 16:11:59 2019
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_target_zero.c,v 1.15 2019/12/05 16:59:43 tkusumi Exp $      */
+/*        $NetBSD: dm_target_zero.c,v 1.16 2019/12/06 16:11:59 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target_zero.c,v 1.15 2019/12/05 16:59:43 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_zero.c,v 1.16 2019/12/06 16:11:59 tkusumi Exp $");
 
 /*
  * This file implements initial version of device-mapper zero target.
@@ -81,7 +81,6 @@ dm_target_zero_modcmd(modcmd_t cmd, void
 		dmt->version[0] = 1;
 		dmt->version[1] = 0;
 		dmt->version[2] = 0;
-		strlcpy(dmt->name, "zero", DM_MAX_TYPE_NAME);
 		dmt->init = &dm_target_zero_init;
 		dmt->status = &dm_target_zero_status;
 		dmt->strategy = &dm_target_zero_strategy;

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