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[PATCH] pcmcia/ds: driver layer error checking

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Check driver layer return values in pcmcia/ds.c

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
Randy Dunlap 2006-10-20 14:44:12 -07:00 • committed by Dominik Brodowski
parent 4708b5faf7
commit ace7d4772c
1 changed files with 14 additions and 2 deletions
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16
drivers/pcmcia/ds.c
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@ -1292,10 +1292,22 @@ struct bus_type pcmcia_bus_type = {
static int __init init_pcmcia_bus(void) static int __init init_pcmcia_bus(void)
{ {
int ret;
spin_lock_init(&pcmcia_dev_list_lock); spin_lock_init(&pcmcia_dev_list_lock);
bus_register(&pcmcia_bus_type); ret = bus_register(&pcmcia_bus_type);
class_interface_register(&pcmcia_bus_interface); if (ret < 0) {
printk(KERN_WARNING "pcmcia: bus_register error: %d\n", ret);
return ret;
}
ret = class_interface_register(&pcmcia_bus_interface);
if (ret < 0) {
printk(KERN_WARNING
"pcmcia: class_interface_register error: %d\n", ret);
bus_unregister(&pcmcia_bus_type);
return ret;
}
pcmcia_setup_ioctl(); pcmcia_setup_ioctl();