dmaengine: PL08x: ensure all descriptors are freed when channel is released
Ensure all queued descriptors are freed when the channel is released,
ensuring we don't leak memory
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index a5d85b1..6fbeebb 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -1117,6 +1117,8 @@
static void pl08x_free_chan_resources(struct dma_chan *chan)
{
+ /* Ensure all queued descriptors are freed */
+ vchan_free_chan_resources(to_virt_chan(chan));
}
static struct dma_async_tx_descriptor *pl08x_prep_dma_interrupt(