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-rw-r--r--block/qcow2.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/qcow2.c b/block/qcow2.c
index ef8a2cac39..9383990193 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -486,6 +486,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags)
}
QLIST_INIT(&s->cluster_allocs);
+ QTAILQ_INIT(&s->discards);
/* read qcow2 extensions */
if (qcow2_read_extensions(bs, header.header_length, ext_end, NULL)) {