From: Julia Lawall <julia@diku.dk>
To: Alessandro Zummo <a.zummo@towertech.it>
Cc: kernel-janitors@vger.kernel.org, rtc-linux@googlegroups.com,
linux-kernel@vger.kernel.org
Subject: [PATCH] drivers/rtc/rtc-mrst.c: Use release_mem_region after request_mem_region
Date: Mon, 14 Mar 2011 20:58:31 +0000 [thread overview]
Message-ID: <1300136425-3311-1-git-send-email-julia@diku.dk> (raw)
The memory allocated using request_mem_region should be released using
release_mem_region, not release_region.
The semantic patch that fixes part of this problem is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression E1,E2,E3;
@@
request_mem_region(E1,E2,E3)
...
?- release_region(E1,E2)
+ release_mem_region(E1,E2)
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
---
drivers/rtc/rtc-mrst.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index b86bc32..558dd7d 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -379,7 +379,7 @@ cleanup1:
mrst_rtc.dev = NULL;
rtc_device_unregister(mrst_rtc.rtc);
cleanup0:
- release_region(iomem->start, iomem->end + 1 - iomem->start);
+ release_mem_region(iomem->start, iomem->end + 1 - iomem->start);
dev_err(dev, "rtc-mrst: unable to initialise\n");
return retval;
}
@@ -405,7 +405,7 @@ static void __exit rtc_mrst_do_remove(struct device *dev)
mrst->rtc = NULL;
iomem = mrst->iomem;
- release_region(iomem->start, iomem->end + 1 - iomem->start);
+ release_mem_region(iomem->start, iomem->end + 1 - iomem->start);
mrst->iomem = NULL;
mrst->dev = NULL;
next reply other threads:[~2011-03-14 20:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-14 20:58 Julia Lawall [this message]
2011-04-07 23:01 ` [PATCH] drivers/rtc/rtc-mrst.c: Use release_mem_region after Andrew Morton
2011-04-08 5:14 ` Julia Lawall
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1300136425-3311-1-git-send-email-julia@diku.dk \
--to=julia@diku.dk \
--cc=a.zummo@towertech.it \
--cc=kernel-janitors@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rtc-linux@googlegroups.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox