linux-kernel - [PATCH -next 1/2] tsnep: fix resource

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Date:   Wed, 24 Nov 2021 10:36:23 +0800
From:   Yang Li <yang.lee@...ux.alibaba.com>
To:     davem@...emloft.net
Cc:     kuba@...nel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, Yang Li <yang.lee@...ux.alibaba.com>
Subject: [PATCH -next 1/2] tsnep: fix resource_size.cocci warnings

Use resource_size function on resource object
instead of explicit computation.

Clean up coccicheck warning:
./drivers/net/ethernet/engleder/tsnep_main.c:1155:21-24: ERROR: Missing
resource_size with io

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 drivers/net/ethernet/engleder/tsnep_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/engleder/tsnep_main.c b/drivers/net/ethernet/engleder/tsnep_main.c
index 6a7feb2..c48e8ea 100644
--- a/drivers/net/ethernet/engleder/tsnep_main.c
+++ b/drivers/net/ethernet/engleder/tsnep_main.c
@@ -1152,7 +1152,7 @@ static int tsnep_probe(struct platform_device *pdev)
 	adapter->addr = devm_ioremap_resource(&pdev->dev, io);
 	if (IS_ERR(adapter->addr))
 		return PTR_ERR(adapter->addr);
-	adapter->size = io->end - io->start + 1;
+	adapter->size = resource_size(io);
 	adapter->irq = platform_get_irq(pdev, 0);
 	netdev->mem_start = io->start;
 	netdev->mem_end = io->end;
-- 
1.8.3.1