linux-kernel - [PATCH -next] dmaengine: ti: edma: remove unused code

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Message-ID: <20190905060249.23928-1-yuehaibing@huawei.com>
Date:   Thu, 5 Sep 2019 14:02:49 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <dan.j.williams@...el.com>, <vkoul@...nel.org>,
        <peter.ujfalusi@...com>, <arnd@...db.de>, <yuehaibing@...wei.com>
CC:     <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] dmaengine: ti: edma: remove unused code

drivers/dma/ti/edma.c: In function edma_probe:
drivers/dma/ti/edma.c:2252:11: warning:
 variable off set but not used [-Wunused-but-set-variable]

'off' is not used now, so remove it.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/dma/ti/edma.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
index ba7c4f0..54fd981 100644
--- a/drivers/dma/ti/edma.c
+++ b/drivers/dma/ti/edma.c
@@ -2249,10 +2249,8 @@ static int edma_probe(struct platform_device *pdev)
 {
 	struct edma_soc_info	*info = pdev->dev.platform_data;
 	s8			(*queue_priority_mapping)[2];
-	int			i, off;
 	const s16		(*rsv_slots)[2];
-	const s16		(*xbar_chans)[2];
-	int			irq;
+	int			i, irq;
 	char			*irq_name;
 	struct resource		*mem;
 	struct device_node	*node = pdev->dev.of_node;
@@ -2349,14 +2347,6 @@ static int edma_probe(struct platform_device *pdev)
 			edma_write_slot(ecc, i, &dummy_paramset);
 	}
 
-	/* Clear the xbar mapped channels in unused list */
-	xbar_chans = info->xbar_chans;
-	if (xbar_chans) {
-		for (i = 0; xbar_chans[i][1] != -1; i++) {
-			off = xbar_chans[i][1];
-		}
-	}
-
 	irq = platform_get_irq_byname(pdev, "edma3_ccint");
 	if (irq < 0 && node)
 		irq = irq_of_parse_and_map(node, 0);
-- 
2.7.4