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
