summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorFelix Gu <ustc.gu@gmail.com>2026-01-20 22:26:46 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:09 +0100
commit6b33d1225a69f7cf792ed4a152dfd256732f000e (patch)
tree93bad8b8e2844179266e0c94554cbcfd9d7a22c2 /drivers
parent695c67566df321466253c631a2af29e4591b4ab7 (diff)
mmc: mmci: Fix device_node reference leak in of_get_dml_pipe_index()
commit af12e64ae0661546e8b4f5d30d55c5f53a11efe7 upstream. 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 <gu_0233@qq.com> Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/mmci_qcom_dml.c1
1 files changed, 1 insertions, 0 deletions
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];