[PATCH v4 1/6] block: Add bdrv_reopen_queue_free()

[Alberto Garcia]

Move the code to free a BlockReopenQueue to a separate function.
It will be used in a subsequent patch.

Signed-off-by: Alberto Garcia <berto@igalia.com>
---
 include/block/block.h |  1 +
 block.c               | 16 ++++++++++++----
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/include/block/block.h b/include/block/block.h
index 8d5b3ecebd..5eb1e4cab9 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -385,6 +385,7 @@ BlockDriverState *bdrv_new_open_driver(BlockDriver *drv, 
const char *node_name,
 BlockReopenQueue *bdrv_reopen_queue(BlockReopenQueue *bs_queue,
                                     BlockDriverState *bs, QDict *options,
                                     bool keep_old_opts);
+void bdrv_reopen_queue_free(BlockReopenQueue *bs_queue);
 int bdrv_reopen_multiple(BlockReopenQueue *bs_queue, Error **errp);
 int bdrv_reopen_set_read_only(BlockDriverState *bs, bool read_only,
                               Error **errp);
diff --git a/block.c b/block.c
index 95d8246d92..764cdbec7d 100644
--- a/block.c
+++ b/block.c
@@ -3985,6 +3985,17 @@ BlockReopenQueue *bdrv_reopen_queue(BlockReopenQueue 
*bs_queue,
                                    NULL, 0, keep_old_opts);
 }
 
+void bdrv_reopen_queue_free(BlockReopenQueue *bs_queue)
+{
+    if (bs_queue) {
+        BlockReopenQueueEntry *bs_entry, *next;
+        QTAILQ_FOREACH_SAFE(bs_entry, bs_queue, entry, next) {
+            g_free(bs_entry);
+        }
+        g_free(bs_queue);
+    }
+}
+
 /*
  * Reopen multiple BlockDriverStates atomically & transactionally.
  *
@@ -4088,10 +4099,7 @@ abort:
     }
 
 cleanup:
-    QTAILQ_FOREACH_SAFE(bs_entry, bs_queue, entry, next) {
-        g_free(bs_entry);
-    }
-    g_free(bs_queue);
+    bdrv_reopen_queue_free(bs_queue);
 
     return ret;
 }
-- 
2.20.1