regmap-irq: Add missing kfree()

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@vger.kernel.org  # v5.1+
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com>
Link: https://patch.msgid.link/20250205004343.14413-1-jiashengjiangcool@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c
index 301e849a87d1c2b42b4796b550f4bcd511430012..022914b1ec2424b2f750b6035044ee7c5daee9d9 100644 (file)
--- a/drivers/base/regmap/regmap-irq.c
+++ b/drivers/base/regmap/regmap-irq.c
@@ -834,6 +834,7 @@ 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);
        kfree(d);
@@ -904,6 +905,7 @@ void regmap_del_irq_chip(int irq, struct regmap_irq_chip_data *d)
        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);
        kfree(d);