From: kernel test robot <lkp(a)intel.com&gt; After for_each_available_child_of_node, of_node_put is needed before break and return. Generated by: scripts/coccinelle/iterators/for_each_child.cocci Fixes: 3973536c4560 ("spi: spi-xilinx: Updated axi-qspi controller driver") CC: Amit Kumar Mahapatra <amit.kumar-mahapatra(a)xilinx.com&gt; Reported-by: kernel test robot <lkp(a)intel.com&gt; Signed-off-by: kernel test robot <lkp(a)intel.com&gt; Signed-off-by: Julia Lawall <julia.lawall(a)inria.fr&gt; --- tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.15 head: 1183ce490adb103e5e569b8ebd74c50c885ddc05 commit: 3973536c456079bf3d09e9a97bf33d29422b183f [861/872] spi: spi-xilinx: Updated axi-qspi controller driver :::::: branch date: 7 days ago :::::: commit date: 7 days ago spi-xilinx.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/spi/spi-xilinx.c +++ b/drivers/spi/spi-xilinx.c @@ -693,13 +693,16 @@ static int xilinx_spi_probe(struct platf if (startup_block) { ret = of_property_read_u32(nc, "reg", &cs_num); - if (ret < 0) + if (ret < 0) { + of_node_put(nc); return -EINVAL; + } } ret = of_property_read_u32(nc, "spi-rx-bus-width", &rx_bus_width); if (!ret) { xspi->rx_bus_width = rx_bus_width; + of_node_put(nc); break; } }