From mboxrd@z Thu Jan 1 00:00:00 1970 From: hamzahfrq.sub@gmail.com Date: Tue, 29 Sep 2015 20:44:48 +0000 Subject: [PATCH v3 6/6] dma: rcar-dma: Fixed active descriptor initializing Message-Id: <1443559488-2416-7-git-send-email-hamzahfrq.sub@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org From: Muhammad Hamza Farooq 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 --- 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 6eec878..db97f7b 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