Commit b6b75a99 authored Jul 14, 2017 by Vladimir Sementsov-Ogievskiy Committed by Max Reitz Jul 25, 2017

qcow2-bitmap: fix bitmap_free



Fix possible crash on error path in
qcow2_remove_persistent_dirty_bitmap. Although bitmap_free was added in
88ddffae the bug was introduced later in commit 469c71ed (when
qcow2_remove_persistent_dirty_bitmap was added).

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20170714123341.373857-1-vsementsov@virtuozzo.com
Signed-off-by: Max Reitz <mreitz@redhat.com>

parent 0696ae2c

block/qcow2-bitmap.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -487,6 +487,10 @@ static inline void bitmap_directory_to_be(uint8_t *dir, size_t size)

		static void bitmap_free(Qcow2Bitmap *bm)
		{
		if (bm == NULL) {
		return;
		}

		g_free(bm->name);
		g_free(bm);
		}