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dmaengine: moxart-dma: Fix memory leak when stopping a running transfer
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
dma
/
moxart-dma.c
diff --git
a/drivers/dma/moxart-dma.c
b/drivers/dma/moxart-dma.c
index 15cab7d79525914d862e5cd38344bc2e3046c95a..b4634109e0100905dd39d285f03d669c405cbef0 100644
(file)
--- 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);