From: Muhammad Hamza Farooq <mfarooq@xxxxxxxxxxx> Running descriptor pointer is set to NULL upon freeing resources. Other- wise, rcar_dmac_issue_pending might not start new transfers Signed-off-by: Muhammad Hamza Farooq <mfarooq@xxxxxxxxxxx> --- drivers/dma/sh/rcar-dmac.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index d007351..39306c9 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -1042,6 +1042,7 @@ static void rcar_dmac_free_chan_resources(struct dma_chan *chan) list_splice_init(&rchan->desc.active, &list); list_splice_init(&rchan->desc.done, &list); list_splice_init(&rchan->desc.wait, &list); + rchan->desc.running = NULL; list_for_each_entry(desc, &list, node) rcar_dmac_realloc_hwdesc(rchan, desc, 0); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
