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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
        Vinod Koul <vkoul@kernel.org>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 115/247] dmaengine: owl-dma: Fix a resource leak in the remove function
Date:   Mon,  1 Mar 2021 17:12:15 +0100
Message-Id: <20210301161037.303517880@linuxfoundation.org>
In-Reply-To: <20210301161031.684018251@linuxfoundation.org>
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From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

[ Upstream commit 1f0a16f04113f9f0ab0c8e6d3abe661edab549e6 ]

A 'dma_pool_destroy()' call is missing in the remove function.
Add it.

This call is already made in the error handling path of the probe function.

Fixes: 47e20577c24d ("dmaengine: Add Actions Semi Owl family S900 DMA driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/20201212162535.95727-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/dma/owl-dma.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c
index 7ff04bf04b31b..da5050ab7f387 100644
--- a/drivers/dma/owl-dma.c
+++ b/drivers/dma/owl-dma.c
@@ -932,6 +932,7 @@ static int owl_dma_remove(struct platform_device *pdev)
 	owl_dma_free(od);
 
 	clk_disable_unprepare(od->clk);
+	dma_pool_destroy(od->lli_pool);
 
 	return 0;
 }
-- 
2.27.0