From: Julia Lawall <julia@diku.dk>
To: Tejun Heo <tj@kernel.org>
Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 2/3] drivers/misc/atmel_tclib.c: Convert release_resource to release_mem_region
Date: Tue, 22 Mar 2011 18:14:54 +0100 [thread overview]
Message-ID: <1300814095-25278-2-git-send-email-julia@diku.dk> (raw)
Request_mem_region should be used with release_mem_region, not
release_resource.
A semantic patch that partially fixes this problem is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@b@
expression x,E;
@@
x = request_mem_region(x->start,...)
... when != release_mem_region(x->start,...)
when != x = E
(
- release_resource(x);
- kfree(x);
+ release_mem_region(x->start,resource_size(x));
|
?- release_resource(x);
+ release_mem_region(x->start,resource_size(x));
)
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
---
drivers/misc/atmel_tclib.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c
index 3891124..0ce9d63 100644
--- a/drivers/misc/atmel_tclib.c
+++ b/drivers/misc/atmel_tclib.c
@@ -75,7 +75,7 @@ out:
return tc;
fail_ioremap:
- release_resource(r);
+ release_mem_region(r->start, resource_size(r));
fail:
tc = NULL;
goto out;
@@ -95,7 +95,7 @@ void atmel_tc_free(struct atmel_tc *tc)
spin_lock(&tc_list_lock);
if (tc->regs) {
iounmap(tc->regs);
- release_resource(tc->iomem);
+ release_mem_region(tc->iomem->start, resource_size(tc->iomem));
tc->regs = NULL;
tc->iomem = NULL;
}
reply other threads:[~2011-03-22 17:13 UTC|newest]
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