dmaengine: ti-dma-crossbar: Add some 'of_node_put()' in error path.

tititiou36 · gregkh · commit a07d8c131898 · 2017-08-06T19:19:45.000-07:00
[ Upstream commit 75bdc7f31a3a6e9a12e218b31a44a1f54a91554c ]

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

Signed-off-by: Christophe JAILLET &lt;christophe.jaillet@wanadoo.fr&gt;
Signed-off-by: Vinod Koul &lt;vinod.koul@intel.com&gt;
Signed-off-by: Sasha Levin &lt;alexander.levin@verizon.com&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c
@@ -146,6 +146,7 @@ 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;
 	}
 
@@ -310,6 +311,7 @@ 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;
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -146,6 +146,7 @@ static int ti_am335x_xbar_probe(struct platform_device *pdev)`
`146`	`146`	`match = of_match_node(ti_am335x_master_match, dma_node);`
`147`	`147`	`if (!match) {`
`148`	`148`	`dev_err(&pdev->dev, "DMA master is not supported\n");`
	`149`	`+ of_node_put(dma_node);`
`149`	`150`	`return -EINVAL;`
`150`	`151`	`}`
`151`	`152`
`@@ -310,6 +311,7 @@ static int ti_dra7_xbar_probe(struct platform_device *pdev)`
`310`	`311`	`match = of_match_node(ti_dra7_master_match, dma_node);`
`311`	`312`	`if (!match) {`
`312`	`313`	`dev_err(&pdev->dev, "DMA master is not supported\n");`
	`314`	`+ of_node_put(dma_node);`
`313`	`315`	`return -EINVAL;`
`314`	`316`	`}`
`315`	`317`