[PATCH] block/vvfat: Fix memleaks in vvfat_close()

[Hanna Reitz]

qcow_filename and used_clusters are allocated in enable_write_target(),
but freed only in the error path of vvfat_open().  Free them in
vvfat_close(), too.

Signed-off-by: Hanna Reitz <hre...@redhat.com>
---
 block/vvfat.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/block/vvfat.c b/block/vvfat.c
index b2b58d93b8..811ba76e30 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -3213,6 +3213,8 @@ static void vvfat_close(BlockDriverState *bs)
     array_free(&(s->directory));
     array_free(&(s->mapping));
     g_free(s->cluster_buffer);
+    g_free(s->qcow_filename);
+    g_free(s->used_clusters);
 
     if (s->qcow) {
         migrate_del_blocker(s->migration_blocker);
-- 
2.34.1