From: Felix Gu Date: Tue, 20 Jan 2026 14:26:46 +0000 (+0800) Subject: mmc: mmci: Fix device_node reference leak in of_get_dml_pipe_index() X-Git-Tag: ceph-for-7.0-rc4~81^2~3 X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=af12e64ae0661546e8b4f5d30d55c5f53a11efe7;p=ceph-client.git mmc: mmci: Fix device_node reference leak in of_get_dml_pipe_index() When calling of_parse_phandle_with_args(), the caller is responsible to call of_node_put() to release the reference of device node. In of_get_dml_pipe_index(), it does not release the reference. Fixes: 9cb15142d0e3 ("mmc: mmci: Add qcom dml support to the driver.") Signed-off-by: Felix Gu Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson --- diff --git a/drivers/mmc/host/mmci_qcom_dml.c b/drivers/mmc/host/mmci_qcom_dml.c index 3da6112fbe39..67371389cc33 100644 --- a/drivers/mmc/host/mmci_qcom_dml.c +++ b/drivers/mmc/host/mmci_qcom_dml.c @@ -109,6 +109,7 @@ static int of_get_dml_pipe_index(struct device_node *np, const char *name) &dma_spec)) return -ENODEV; + of_node_put(dma_spec.np); if (dma_spec.args_count) return dma_spec.args[0];