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Subject[PATCH] acorn_request_region fix 2.5.48
Hi,

Following patch is to fix acorn request region failure. Pls apply.

dhammika

-----------------

diff -urN ./linux-2.5.48/drivers/acorn/net/ether1.c
./linux/drivers/acorn/net/ether1.c
--- ./linux-2.5.48/drivers/acorn/net/ether1.c Mon Nov 18 10:29:47 2002
+++ ./linux/drivers/acorn/net/ether1.c Mon Nov 25 11:19:52 2002
@@ -1035,13 +1035,20 @@
/*
* these will not fail - the nature of the bus ensures this
*/
- request_region(dev->base_addr, 16, dev->name);
- request_region(dev->base_addr + 0x800, 4096, dev->name);
+ if(!request_region(dev->base_addr, 16, dev->name)){
+ ret = -EBUSY;
+ goto release1;
+ }
+
+ if(!request_region(dev->base_addr + 0x800, 4096, dev->name)){
+ ret = -EBUSY;
+ goto release2;
+ }

priv = (struct ether1_priv *)dev->priv;
if ((priv->bus_type = ether1_reset(dev)) == 0) {
ret = -ENODEV;
- goto release;
+ goto release3;
}

printk(KERN_INFO "%s: ether1 in slot %d, ",
@@ -1054,7 +1061,7 @@

if (ether1_init_2(dev)) {
ret = -ENODEV;
- goto release;
+ goto release3;
}

dev->open = ether1_open;
@@ -1069,9 +1076,11 @@
ecard_set_drvdata(ec, dev);
return 0;

-release:
+release3:
release_region(dev->base_addr, 16);
+release2:
release_region(dev->base_addr + 0x800, 4096);
+release1:
unregister_netdev(dev);

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