dmaengine: fsldma: fix memory leak

forrest-shi-nxp · Vinod Koul · commit a9af316c83e3 · 2016-03-09T12:15:22.000+05:30
adding unmap of sources and destinations while doing dequeue.

Signed-off-by: Xuelin Shi &lt;xuelin.shi@nxp.com&gt;
Signed-off-by: Vinod Koul &lt;vinod.koul@intel.com&gt;
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
@@ -522,6 +522,8 @@ static dma_cookie_t fsldma_run_tx_complete_actions(struct fsldma_chan *chan,
 			chan_dbg(chan, "LD %p callback\n", desc);
 			txd->callback(txd->callback_param);
 		}
+
+		dma_descriptor_unmap(txd);
 	}
 
 	/* Run any dependencies */

Original file line number	Diff line number	Diff line change
`@@ -522,6 +522,8 @@ static dma_cookie_t fsldma_run_tx_complete_actions(struct fsldma_chan *chan,`
`522`	`522`	`chan_dbg(chan, "LD %p callback\n", desc);`
`523`	`523`	`txd->callback(txd->callback_param);`
`524`	`524`	`}`
	`525`	`+`
	`526`	`+ dma_descriptor_unmap(txd);`
`525`	`527`	`}`
`526`	`528`
`527`	`529`	`/* Run any dependencies */`