From: Jiasheng Jiang <jiashengjiangcool@xxxxxxxxx> commit 32ffed055dcee17f6705f545b069e44a66067808 upstream. Add kfree() for "d->main_status_buf" to the error-handling path to prevent a memory leak. Fixes: a2d21848d921 ("regmap: regmap-irq: Add main status register support") Cc: stable@xxxxxxxxxxxxxxx # v5.1+ Signed-off-by: Jiasheng Jiang <jiashengjiangcool@xxxxxxxxx> Link: https://patch.msgid.link/20250205004343.14413-1-jiashengjiangcool@xxxxxxxxx Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/base/regmap/regmap-irq.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -1059,6 +1059,7 @@ err_alloc: kfree(d->wake_buf); kfree(d->mask_buf_def); kfree(d->mask_buf); + kfree(d->main_status_buf); kfree(d->status_buf); kfree(d->status_reg_buf); if (d->virt_buf) { @@ -1139,6 +1140,7 @@ void regmap_del_irq_chip(int irq, struct kfree(d->wake_buf); kfree(d->mask_buf_def); kfree(d->mask_buf); + kfree(d->main_status_buf); kfree(d->status_reg_buf); kfree(d->status_buf); if (d->config_buf) { Patches currently in stable-queue which might be from jiashengjiangcool@xxxxxxxxx are queue-6.1/media-camif-core-add-check-for-clk_enable.patch queue-6.1/pwm-stm32-lp-add-check-for-clk_enable.patch queue-6.1/pinctrl-stm32-add-check-for-clk_enable.patch queue-6.1/regmap-irq-add-missing-kfree.patch queue-6.1/spi-zynq-qspi-add-check-for-clk_enable.patch queue-6.1/pwm-stm32-add-check-for-clk_enable.patch queue-6.1/media-marvell-add-check-for-clk_enable.patch queue-6.1/media-mipi-csis-add-check-for-clk_enable.patch