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-rw-r--r--block/qcow.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/qcow.c b/block/qcow.c
index 95ab123407..7bd94dcd46 100644
--- a/block/qcow.c
+++ b/block/qcow.c
@@ -852,6 +852,7 @@ static int qcow_create(const char *filename, QemuOpts *opts, Error **errp)
             header_size += backing_filename_len;
         } else {
             /* special backing file for vvfat */
+            g_free(backing_file);
             backing_file = NULL;
         }
         header.cluster_bits = 9; /* 512 byte cluster to avoid copying