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-rw-r--r--block/export/vhost-user-blk-server.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/block/export/vhost-user-blk-server.c b/block/export/vhost-user-blk-server.c
index a3d95ca..ab2c4d4 100644
--- a/block/export/vhost-user-blk-server.c
+++ b/block/export/vhost-user-blk-server.c
@@ -267,7 +267,9 @@ vu_blk_get_config(VuDev *vu_dev, uint8_t *config, uint32_t len)
VuServer *server = container_of(vu_dev, VuServer, vu_dev);
VuBlkExport *vexp = container_of(server, VuBlkExport, vu_server);
- g_return_val_if_fail(len <= sizeof(struct virtio_blk_config), -1);
+ if (len > sizeof(struct virtio_blk_config)) {
+ return -1;
+ }
memcpy(config, &vexp->blkcfg, len);
return 0;