Thread (10 messages) 10 messages, 2 authors, 2005-11-22

Re: [PATCH -mm2] net: Fix compiler-error on dgrs.c when !CONFIG_PCI

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2005-11-20 20:40:28
Also in: lkml

On Sun, Nov 20, 2005 at 04:35:46PM +0100, Richard Knutsson wrote:
quoted
-#ifdef CONFIG_EISA
-	cardcount = eisa_driver_register(&dgrs_eisa_driver);
+	cardcount = dgrs_register_eisa();
	if (cardcount < 0)
		return cardcount;
-#endif
-	cardcount = pci_register_driver(&dgrs_pci_driver);
-	if (cardcount)
+	cardcount = dgrs_register_pci();
+	if (cardcount < 0) {
Are you sure it should be "cardcount < 0" and not "cardcount"?
Yes if cardcount is >= 0 then the registration was successful.
quoted
+		dgrs_unregister_eisa();
Why change the behaviour off this driver?
Because the driver was buggy.  When this function returns a non-zero
value, it must return the system to its original state.

That means if the EISA driver has already been registered then it must
be unregistered.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
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