From: Liang He windhl@126.com
[ Upstream commit 7ee480795e41db314f2c445c65ed854a5d6e8e32 ]
In thunder_mmc_probe(), we should call of_node_put() when breaking out of for_each_child_of_node() which has increased and decreased the refcount during each iteration.
Fixes: 166bac38c3c5 ("mmc: cavium: Add MMC PCI driver for ThunderX SOCs") Signed-off-by: Liang He windhl@126.com Acked-by: Robert Richter rric@kernel.org Link: https://lore.kernel.org/r/20220719095216.1241601-2-windhl@126.com Signed-off-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mmc/host/cavium-thunderx.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/cavium-thunderx.c b/drivers/mmc/host/cavium-thunderx.c index eee08d81b242..f79806e31e7e 100644 --- a/drivers/mmc/host/cavium-thunderx.c +++ b/drivers/mmc/host/cavium-thunderx.c @@ -138,8 +138,10 @@ static int thunder_mmc_probe(struct pci_dev *pdev, continue;
ret = cvm_mmc_of_slot_probe(&host->slot_pdev[i]->dev, host); - if (ret) + if (ret) { + of_node_put(child_node); goto error; + } } i++; }