From: Liang He windhl@126.com
[ Upstream commit 883c1d6fa4368a63cae2d6ae2d9c91141c60e233 ]
In mmc_fixup_of_compatible_match(), we should call of_node_put() when breaking out of for_each_child_of_node() which will increase and decrease the refcount during one iteration.
Fixes: b360b1102670 ("mmc: core: allow to match the device tree to apply quirks") Signed-off-by: Liang He windhl@126.com Link: https://lore.kernel.org/r/20220719091051.1210806-1-windhl@126.com Signed-off-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mmc/core/quirks.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h index f879dc63d936..be4393988086 100644 --- a/drivers/mmc/core/quirks.h +++ b/drivers/mmc/core/quirks.h @@ -163,8 +163,10 @@ static inline bool mmc_fixup_of_compatible_match(struct mmc_card *card, struct device_node *np;
for_each_child_of_node(mmc_dev(card->host)->of_node, np) { - if (of_device_is_compatible(np, compatible)) + if (of_device_is_compatible(np, compatible)) { + of_node_put(np); return true; + } }
return false;