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authorBjorn Helgaas <bjorn.helgaas@hp.com>2006-03-25 03:07:19 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-25 08:22:53 -0800
commitc2f6fabb2ed3b869bc254c6cdc73d6beaaaf700f (patch)
tree8744d970a801a64ac3cb64f47e735dc3d33c44b9 /drivers
parente51c01b08474ea454a965a937fff0407ab6714c7 (diff)
downloadlwn-c2f6fabb2ed3b869bc254c6cdc73d6beaaaf700f.tar.gz
lwn-c2f6fabb2ed3b869bc254c6cdc73d6beaaaf700f.zip
[PATCH] EISA: tidy-up driver_register() return value
Remove the assumption that driver_register() returns the number of devices bound to the driver. In fact, it returns zero for success or a negative error value. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Acked-by: Jeff Garzik <jgarzik@pobox.com> Acked-by: Marc Zyngier <maz@misterjones.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/eisa/eisa-bus.c7
-rw-r--r--drivers/net/3c59x.c20
-rw-r--r--drivers/net/dgrs.c14
3 files changed, 20 insertions, 21 deletions
diff --git a/drivers/eisa/eisa-bus.c b/drivers/eisa/eisa-bus.c
index 4196137e66de..6078e2f58817 100644
--- a/drivers/eisa/eisa-bus.c
+++ b/drivers/eisa/eisa-bus.c
@@ -135,13 +135,8 @@ struct bus_type eisa_bus_type = {
int eisa_driver_register (struct eisa_driver *edrv)
{
- int r;
-
edrv->driver.bus = &eisa_bus_type;
- if ((r = driver_register (&edrv->driver)) < 0)
- return r;
-
- return 0;
+ return driver_register (&edrv->driver);
}
void eisa_driver_unregister (struct eisa_driver *edrv)
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index 5d11a06ecb2c..d339308539fa 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -1096,14 +1096,18 @@ static int __init vortex_eisa_init (void)
int orig_cards_found = vortex_cards_found;
#ifdef CONFIG_EISA
- if (eisa_driver_register (&vortex_eisa_driver) >= 0) {
- /* Because of the way EISA bus is probed, we cannot assume
- * any device have been found when we exit from
- * eisa_driver_register (the bus root driver may not be
- * initialized yet). So we blindly assume something was
- * found, and let the sysfs magic happend... */
-
- eisa_found = 1;
+ int err;
+
+ err = eisa_driver_register (&vortex_eisa_driver);
+ if (!err) {
+ /*
+ * Because of the way EISA bus is probed, we cannot assume
+ * any device have been found when we exit from
+ * eisa_driver_register (the bus root driver may not be
+ * initialized yet). So we blindly assume something was
+ * found, and let the sysfs magic happend...
+ */
+ eisa_found = 1;
}
#endif
diff --git a/drivers/net/dgrs.c b/drivers/net/dgrs.c
index 32d13166c6e8..e175d4876682 100644
--- a/drivers/net/dgrs.c
+++ b/drivers/net/dgrs.c
@@ -1551,7 +1551,7 @@ MODULE_PARM_DESC(nicmode, "Digi RightSwitch operating mode (1: switch, 2: multi-
static int __init dgrs_init_module (void)
{
int i;
- int cardcount = 0;
+ int err;
/*
* Command line variable overrides
@@ -1593,13 +1593,13 @@ static int __init dgrs_init_module (void)
* Find and configure all the cards
*/
#ifdef CONFIG_EISA
- cardcount = eisa_driver_register(&dgrs_eisa_driver);
- if (cardcount < 0)
- return cardcount;
+ err = eisa_driver_register(&dgrs_eisa_driver);
+ if (err)
+ return err;
#endif
- cardcount = pci_register_driver(&dgrs_pci_driver);
- if (cardcount)
- return cardcount;
+ err = pci_register_driver(&dgrs_pci_driver);
+ if (err)
+ return err;
return 0;
}