soc: mediatek: mtk-devapc: Fix leaking IO map on driver remove

krzk · gregkh · commit c113bccf1f87 · 2025-03-13T12:50:50.000+01:00
[ Upstream commit c9c0036 ] Driver removal should fully clean up - unmap the memory. Fixes: 0890beb ("soc: mediatek: add mt6779 devapc driver") Cc: stable@vger.kernel.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20250104142012.115974-2-krzysztof.kozlowski@linaro.org Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
diff --git a/drivers/soc/mediatek/mtk-devapc.c b/drivers/soc/mediatek/mtk-devapc.c
@@ -290,6 +290,7 @@ static void mtk_devapc_remove(struct platform_device *pdev)
 	struct mtk_devapc_context *ctx = platform_get_drvdata(pdev);
 
 	stop_devapc(ctx);
+	iounmap(ctx->infra_base);
 }
 
 static struct platform_driver mtk_devapc_driver = {

Original file line number	Diff line number	Diff line change
`@@ -290,6 +290,7 @@ static void mtk_devapc_remove(struct platform_device *pdev)`
`290`	`290`	`struct mtk_devapc_context *ctx = platform_get_drvdata(pdev);`
`291`	`291`
`292`	`292`	`stop_devapc(ctx);`
	`293`	`+ iounmap(ctx->infra_base);`
`293`	`294`	`}`
`294`	`295`
`295`	`296`	`static struct platform_driver mtk_devapc_driver = {`