* [PATCHv2 2/3] MTD/pxa: use resource_size(res) for pxa2xx-flash
@ 2010-06-05 9:10 Wan ZongShun
0 siblings, 0 replies; only message in thread
From: Wan ZongShun @ 2010-06-05 9:10 UTC (permalink / raw)
To: linux-arm-kernel
The size calculation is end - start + 1. But,sometimes, the '1' can
be forgotten carelessly, witch will have potential risk, so use resource_size
should be good habit.
Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
---
drivers/mtd/maps/pxa2xx-flash.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index d8ae634..b5bb1a4 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -70,7 +70,7 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev)
info->map.name = (char *) flash->name;
info->map.bankwidth = flash->width;
info->map.phys = res->start;
- info->map.size = res->end - res->start + 1;
+ info->map.size = resource_size(res);
info->parts = flash->parts;
info->nr_parts = flash->nr_parts;
--
1.6.3.3
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