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authoraxel lin <axel.lin@gmail.com>2011-01-29 09:33:48 +0000
committerPaul Mundt <lethal@linux-sh.org>2011-03-22 16:07:32 +0900
commit56fb22f7ca11ba5f04c297b7f7aa758ac8dbb2ce (patch)
tree8b906f27a1b762a3fbe92fd19fdc67f973f91e5e /drivers/video
parent7fe029df4245b7765efeebbcfd1b3dfda1432a8e (diff)
video: hpfb: use resource_size()
The size calculation is done incorrectly here because it should include both the start and end (end - start + 1). Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/hpfb.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/video/hpfb.c b/drivers/video/hpfb.c
index c8e280f1bb0b..ebf8495ff198 100644
--- a/drivers/video/hpfb.c
+++ b/drivers/video/hpfb.c
@@ -321,11 +321,11 @@ static int __devinit hpfb_dio_probe(struct dio_dev * d, const struct dio_device_
unsigned long paddr, vaddr;
paddr = d->resource.start;
- if (!request_mem_region(d->resource.start, d->resource.end - d->resource.start, d->name))
+ if (!request_mem_region(d->resource.start, resource_size(&d->resource), d->name))
return -EBUSY;
if (d->scode >= DIOII_SCBASE) {
- vaddr = (unsigned long)ioremap(paddr, d->resource.end - d->resource.start);
+ vaddr = (unsigned long)ioremap(paddr, resource_size(&d->resource));
} else {
vaddr = paddr + DIO_VIRADDRBASE;
}
@@ -344,7 +344,7 @@ static void __devexit hpfb_remove_one(struct dio_dev *d)
unregister_framebuffer(&fb_info);
if (d->scode >= DIOII_SCBASE)
iounmap((void *)fb_regs);
- release_mem_region(d->resource.start, d->resource.end - d->resource.start);
+ release_mem_region(d->resource.start, resource_size(&d->resource));
}
static struct dio_device_id hpfb_dio_tbl[] = {