6.15-stable review patch. If anyone has any objections, please let me know.
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From: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org
[ Upstream commit 37ef4aa4039c42f4b15dc7e40d3e437b7f031522 ]
Device can be unbound, so driver must also release memory for the wakeup source.
Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org Reviewed-by: Baolin Wang baolin.wang@linux.alibaba.com Link: https://lore.kernel.org/r/20250406-mfd-device-wakekup-leak-v1-8-318e14bdba0a... Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mfd/sprd-sc27xx-spi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/mfd/sprd-sc27xx-spi.c b/drivers/mfd/sprd-sc27xx-spi.c index 7186e2108108f..d6b4350779e6a 100644 --- a/drivers/mfd/sprd-sc27xx-spi.c +++ b/drivers/mfd/sprd-sc27xx-spi.c @@ -210,7 +210,10 @@ static int sprd_pmic_probe(struct spi_device *spi) return ret; }
- device_init_wakeup(&spi->dev, true); + ret = devm_device_init_wakeup(&spi->dev); + if (ret) + return dev_err_probe(&spi->dev, ret, "Failed to init wakeup\n"); + return 0; }