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authorMikulas Patocka <mpatocka@redhat.com>2009-03-16 17:44:26 +0000
committerAlasdair G Kergon <agk@redhat.com>2009-03-16 17:44:26 +0000
commitf80a557008462a0a4adef25407f1872e793d8dd5 (patch)
tree41c0d0b924dc392adb413ef4ebe35bb42ef24727 /drivers/md/dm-ioctl.c
parentbc0fd67feba2e0770aad85393500ba77c6489f1c (diff)
downloadlinux-f80a557008462a0a4adef25407f1872e793d8dd5.tar.gz
dm table: rework reference counting fix
Fix an error introduced in dm-table-rework-reference-counting.patch.

When there is failure after table initialization, we need to use
dm_table_destroy, not dm_table_put, to free the table.

dm_table_put may be used only after dm_table_get.

Cc: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Reviewed-by: Jonathan Brassow <jbrassow@redhat.com>
Reviewed-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm-ioctl.c')
-rw-r--r--drivers/md/dm-ioctl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 977f36612e83..f01096549a93 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1064,7 +1064,7 @@ static int table_load(struct dm_ioctl *param, size_t param_size)
 
 	r = populate_table(t, param, param_size);
 	if (r) {
-		dm_table_put(t);
+		dm_table_destroy(t);
 		goto out;
 	}
 
@@ -1072,7 +1072,7 @@ static int table_load(struct dm_ioctl *param, size_t param_size)
 	hc = dm_get_mdptr(md);
 	if (!hc || hc->md != md) {
 		DMWARN("device has been removed from the dev hash table.");
-		dm_table_put(t);
+		dm_table_destroy(t);
 		up_write(&_hash_lock);
 		r = -ENXIO;
 		goto out;