lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

omap: rng: Use resource_size instead of manual calculation

Browse Source 
Use the resource_size function instead of manually calculating the
resource size. This reduces the chance of introducing off-by-one-errors.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
This commit is contained in:
Tobias Klauser
2009-09-24 16:23:18 -07:00
committed by Tony Lindgren
parent 44e74840d6
commit 0fd92a15a0
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/char/hw_random/omap-rng.c
View File

@@ -116,7 +116,7 @@ static int __devinit omap_rng_probe(struct platform_device *pdev)
if (!res) if (!res)
return -ENOENT; return -ENOENT;
mem = request_mem_region(res->start, res->end - res->start + 1, mem = request_mem_region(res->start, resource_size(res),
pdev->name); pdev->name);
if (mem == NULL) { if (mem == NULL) {
ret = -EBUSY; ret = -EBUSY;
@@ -124,7 +124,7 @@ static int __devinit omap_rng_probe(struct platform_device *pdev)
} }
dev_set_drvdata(&pdev->dev, mem); dev_set_drvdata(&pdev->dev, mem);
rng_base = ioremap(res->start, res->end - res->start + 1); rng_base = ioremap(res->start, resource_size(res));
if (!rng_base) { if (!rng_base) {
ret = -ENOMEM; ret = -ENOMEM;
goto err_ioremap; goto err_ioremap;