Messages in this thread | | | Subject | Re: [PATCH] rtc: pl030: Use devm_kzalloc() instead of kmalloc() | From | Joe Perches <> | Date | Tue, 08 Oct 2013 21:59:27 -0700 |
| |
On Wed, 2013-10-09 at 13:36 +0900, sangjung.woo wrote: > On 10/09/2013 01:07 PM, Joe Perches wrote: > > On Wed, 2013-10-09 at 13:00 +0900, Sangjung Woo wrote: > >> In order to be free automatically and make the cleanup paths more > >> simple, use devm_kzalloc() instead of kzalloc(). > > [] > >> diff --git a/drivers/rtc/rtc-pl030.c b/drivers/rtc/rtc-pl030.c > > [] > >> @@ -106,7 +106,7 @@ static int pl030_probe(struct amba_device *dev, const struct amba_id *id) > >> if (ret) > >> goto err_req; > >> > >> - rtc = kmalloc(sizeof(*rtc), GFP_KERNEL); > >> + rtc = devm_kzalloc(&dev->dev, sizeof(*rtc), GFP_KERNEL); [] > > You're not deleting a memset and you're > > converting a kmalloc. > You are right. > > > > Why do you need the zalloc version? > > > The key point of this patch is resource-managed memory allocation.
The commit message doesn't match the patch subject (shows kzalloc)
I was a bit surprised to find there isn't a devm_kmalloc.
This seems fine otherwise.
| |