5.15-stable review patch. If anyone has any objections, please let me know.
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From: Jiasheng Jiang jiashengjiangcool@gmail.com
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 --- 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 @@ -904,6 +904,7 @@ 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) { @@ -979,6 +980,7 @@ 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); kfree(d);