of_pci_dma_range_parser_init() can fail when the node lacks a dma-ranges property. That error path returns without dropping the reference taken by of_find_node_by_path(). Add the missing of_node_put(). Fixes: 1a75e81baf4f ("of/unittest: Add empty dma-ranges address translation tests") Cc: stable@vger.kernel.org Signed-off-by: Wentao Liang --- drivers/of/unittest.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 939cbff45ab1..6bc5babddf0a 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -1250,6 +1250,7 @@ static void __init of_unittest_pci_empty_dma_ranges(void) if (of_pci_dma_range_parser_init(&parser, np)) { pr_err("missing dma-ranges property\n"); + of_node_put(np); return; } -- 2.34.1