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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2015-03-27 13:35:55 +0200
committerVinod Koul <vinod.koul@intel.com>2015-03-30 23:17:08 +0530
commitfbef403aa7b377eb238dc6cade21213c315bc1a7 (patch)
tree80d3f80d753c71f9f583a5e2d5a8c1456c7dfc4b
parentf93178291712772983845700b12fc1c8b32f2eb1 (diff)
dmaengine: moxart-dma: Fix memory leak when stopping a running transfer
The vd->node is removed from the lists when the transfer started so the vchan_get_all_descriptors() will not find it. This results memory leak. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
-rw-r--r--drivers/dma/moxart-dma.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/moxart-dma.c b/drivers/dma/moxart-dma.c
index 15cab7d79525..b4634109e010 100644
--- a/drivers/dma/moxart-dma.c
+++ b/drivers/dma/moxart-dma.c
@@ -193,8 +193,10 @@ static int moxart_terminate_all(struct dma_chan *chan)
spin_lock_irqsave(&ch->vc.lock, flags);
- if (ch->desc)
+ if (ch->desc) {
+ moxart_dma_desc_free(&ch->desc->vd);
ch->desc = NULL;
+ }
ctrl = readl(ch->base + REG_OFF_CTRL);
ctrl &= ~(APB_DMA_ENABLE | APB_DMA_FIN_INT_EN | APB_DMA_ERR_INT_EN);