linux/drivers/mmc
Myeonghun Pak 4396d70bb7 mmc: sdhci-of-aspeed: Remove children before releasing SDC resources
Probe failure and removal leave SDHCI child devices registered after the
parent clock and managed resources are released.

Unregister the OF children in reverse order before disabling the parent
clock on both paths. Use of_platform_device_destroy() because manual
child creation does not set the flag required by of_platform_depopulate().

This issue was identified during our ongoing static-analysis research
while reviewing kernel code.

Fixes: bb7b8ec62d ("mmc: sdhci-of-aspeed: Add support for the ASPEED SD controller")
Co-developed-by: Ijae Kim <ae878000@gmail.com>
Signed-off-by: Ijae Kim <ae878000@gmail.com>
Signed-off-by: Myeonghun Pak <mhun512@gmail.com>
Assisted-by: OpenAI:GPT-5.6
Cc: stable@vger.kernel.org
Signed-off-by: Ulf Hansson <ulfh@kernel.org>
2026-09-14 12:04:29 +02:00
..
core mmc: core: Fix OF node reference leak on card add failure 2026-09-10 14:20:54 +02:00
host mmc: sdhci-of-aspeed: Remove children before releasing SDC resources 2026-09-14 12:04:29 +02:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00