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Date: Wed, 1 Jan 2020 18:49:41 +0100
From: Julia Lawall <Julia.Lawall@...ia.fr>
To: Felipe Balbi <balbi@...nel.org>
Cc: kernel-janitors@...r.kernel.org,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 01/10] USB: omap_udc: use resource_size
Use resource_size rather than a verbose computation on
the end and start fields.
The semantic patch that makes these changes is as follows:
(http://coccinelle.lip6.fr/)
<smpl>
@@ struct resource ptr; @@
- (ptr.end - ptr.start + 1)
+ resource_size(&ptr)
</smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@...ia.fr>
---
drivers/usb/gadget/udc/omap_udc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/gadget/udc/omap_udc.c b/drivers/usb/gadget/udc/omap_udc.c
index f36f0730afab..bd12417996db 100644
--- a/drivers/usb/gadget/udc/omap_udc.c
+++ b/drivers/usb/gadget/udc/omap_udc.c
@@ -2757,7 +2757,7 @@ static int omap_udc_probe(struct platform_device *pdev)
/* NOTE: "knows" the order of the resources! */
if (!request_mem_region(pdev->resource[0].start,
- pdev->resource[0].end - pdev->resource[0].start + 1,
+ resource_size(&pdev->resource[0]),
driver_name)) {
DBG("request_mem_region failed\n");
return -EBUSY;
@@ -2934,7 +2934,7 @@ static int omap_udc_probe(struct platform_device *pdev)
}
release_mem_region(pdev->resource[0].start,
- pdev->resource[0].end - pdev->resource[0].start + 1);
+ resource_size(&pdev->resource[0]));
return status;
}
@@ -2950,7 +2950,7 @@ static int omap_udc_remove(struct platform_device *pdev)
wait_for_completion(&done);
release_mem_region(pdev->resource[0].start,
- pdev->resource[0].end - pdev->resource[0].start + 1);
+ resource_size(&pdev->resource[0]));
return 0;
}
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