linux-kernel - [PATCH 1/2] Bluetooth: btmrvl_sdio: Fix wakeup source leaks on device unbind

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Message-ID: <20250406201017.47727-1-krzysztof.kozlowski@linaro.org>
Date: Sun,  6 Apr 2025 22:10:16 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Marcel Holtmann <marcel@...tmann.org>,
	Luiz Augusto von Dentz <luiz.dentz@...il.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	linux-bluetooth@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/2] Bluetooth: btmrvl_sdio: Fix wakeup source leaks on device unbind

Device can be unbound or probe can fail, so driver must also release
memory for the wakeup source.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/bluetooth/btmrvl_sdio.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index 07cd308f7abf..93932a0d8625 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -100,7 +100,9 @@ static int btmrvl_sdio_probe_of(struct device *dev,
 			}
 
 			/* Configure wakeup (enabled by default) */
-			device_init_wakeup(dev, true);
+			ret = devm_device_init_wakeup(dev);
+			if (ret)
+				return dev_err_probe(dev, ret, "Failed to init wakeup\n");
 		}
 	}
 
-- 
2.45.2