[PATCH 1/3] drivers/net/ariadne.c: Convert release_resource to release_region/release_mem_region

From: Julia Lawall
Date: Tue Mar 22 2011 - 13:12:44 EST


Request_mem_region should be used with release_mem_region, not
release_resource.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression x,E;
@@
*x = request_mem_region(...)
... when != release_mem_region(x)
when != x = E
* release_resource(x);
// </smpl>

Signed-off-by: Julia Lawall <julia@xxxxxxx>

---
drivers/net/ariadne.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c
index 7ca0ede..b7f45cd 100644
--- a/drivers/net/ariadne.c
+++ b/drivers/net/ariadne.c
@@ -182,14 +182,14 @@ static int __devinit ariadne_init_one(struct zorro_dev *z,
return -EBUSY;
r2 = request_mem_region(mem_start, ARIADNE_RAM_SIZE, "RAM");
if (!r2) {
- release_resource(r1);
+ release_mem_region(base_addr, sizeof(struct Am79C960));
return -EBUSY;
}

dev = alloc_etherdev(sizeof(struct ariadne_private));
if (dev == NULL) {
- release_resource(r1);
- release_resource(r2);
+ release_mem_region(base_addr, sizeof(struct Am79C960));
+ release_mem_region(mem_start, ARIADNE_RAM_SIZE);
return -ENOMEM;
}

@@ -213,8 +213,8 @@ static int __devinit ariadne_init_one(struct zorro_dev *z,

err = register_netdev(dev);
if (err) {
- release_resource(r1);
- release_resource(r2);
+ release_mem_region(base_addr, sizeof(struct Am79C960));
+ release_mem_region(mem_start, ARIADNE_RAM_SIZE);
free_netdev(dev);
return err;
}

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