linux-kernel - [PATCH for v4.9 LTS 26/87] dmaengine: ti-dma-crossbar: Add some 'of_node

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Message-ID: <20170715012538.10101-26-alexander.levin@verizon.com>
Date:   Sat, 15 Jul 2017 01:26:05 +0000
From:   "Levin, Alexander (Sasha Levin)" <alexander.levin@...izon.com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Cc:     Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Vinod Koul <vinod.koul@...el.com>,
        "Levin, Alexander (Sasha Levin)" <alexander.levin@...izon.com>
Subject: [PATCH for v4.9 LTS 26/87] dmaengine: ti-dma-crossbar: Add some
 'of_node_put()' in error path.

From: Christophe JAILLET <christophe.jaillet@...adoo.fr>

[ Upstream commit 75bdc7f31a3a6e9a12e218b31a44a1f54a91554c ]

Add some missing 'of_node_put()' in early exit error path.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Signed-off-by: Vinod Koul <vinod.koul@...el.com>
Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
---
 drivers/dma/ti-dma-crossbar.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c
index 3f24aeb48c0e..2403475a37cf 100644
--- a/drivers/dma/ti-dma-crossbar.c
+++ b/drivers/dma/ti-dma-crossbar.c
@@ -149,6 +149,7 @@ static int ti_am335x_xbar_probe(struct platform_device *pdev)
 	match = of_match_node(ti_am335x_master_match, dma_node);
 	if (!match) {
 		dev_err(&pdev->dev, "DMA master is not supported\n");
+		of_node_put(dma_node);
 		return -EINVAL;
 	}
 
@@ -339,6 +340,7 @@ static int ti_dra7_xbar_probe(struct platform_device *pdev)
 	match = of_match_node(ti_dra7_master_match, dma_node);
 	if (!match) {
 		dev_err(&pdev->dev, "DMA master is not supported\n");
+		of_node_put(dma_node);
 		return -EINVAL;
 	}
 
-- 
2.11.0