linux-kernel - [PATCH v3 08/12] dmaengine: at_xdmac: Remove a level of indentation in at_xdmac_advance

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Date:   Wed, 15 Dec 2021 13:01:11 +0200
From:   Tudor Ambarus <tudor.ambarus@...rochip.com>
To:     <vkoul@...nel.org>
CC:     <ludovic.desroches@...rochip.com>, <nicolas.ferre@...rochip.com>,
        <mripard@...nel.org>, <linux-arm-kernel@...ts.infradead.org>,
        <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Tudor Ambarus <tudor.ambarus@...rochip.com>
Subject: [PATCH v3 08/12] dmaengine: at_xdmac: Remove a level of indentation in at_xdmac_advance_work()

It's easier to read code with fewer levels of indentation, remove a level
of indentation in at_xdmac_advance_work()

if (!foo() & !bar()) {
}

was replaced by:

if (foo() || bar())
	return;

Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
---
 drivers/dma/at_xdmac.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index eeb03065d484..0b09ec752db4 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1593,14 +1593,14 @@ static void at_xdmac_advance_work(struct at_xdmac_chan *atchan)
 	 * If channel is enabled, do nothing, advance_work will be triggered
 	 * after the interruption.
 	 */
-	if (!at_xdmac_chan_is_enabled(atchan) && !list_empty(&atchan->xfers_list)) {
-		desc = list_first_entry(&atchan->xfers_list,
-					struct at_xdmac_desc,
-					xfer_node);
-		dev_vdbg(chan2dev(&atchan->chan), "%s: desc 0x%p\n", __func__, desc);
-		if (!desc->active_xfer)
-			at_xdmac_start_xfer(atchan, desc);
-	}
+	if (at_xdmac_chan_is_enabled(atchan) || list_empty(&atchan->xfers_list))
+		return;
+
+	desc = list_first_entry(&atchan->xfers_list, struct at_xdmac_desc,
+				xfer_node);
+	dev_vdbg(chan2dev(&atchan->chan), "%s: desc 0x%p\n", __func__, desc);
+	if (!desc->active_xfer)
+		at_xdmac_start_xfer(atchan, desc);
 }
 
 static void at_xdmac_handle_cyclic(struct at_xdmac_chan *atchan)
-- 
2.25.1