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authorRandy Dunlap <rdunlap@xenotime.net>2006-10-20 14:44:12 -0700
committerDominik Brodowski <linux@dominikbrodowski.net>2006-10-25 21:59:40 -0400
commitace7d4772cf056d9b13b51bd496a8be968774592 (patch)
tree516bc0c53799e92758c5a4b3c600788d7d2ec7ea /drivers/pcmcia
parent4708b5faf7c53bb4128d34267bdfe4b8c74b488a (diff)
downloadop-kernel-dev-ace7d4772cf056d9b13b51bd496a8be968774592.zip
op-kernel-dev-ace7d4772cf056d9b13b51bd496a8be968774592.tar.gz
[PATCH] pcmcia/ds: driver layer error checking
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>
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/ds.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 74b3124..af392bf 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -1292,10 +1292,22 @@ struct bus_type pcmcia_bus_type = {
static int __init init_pcmcia_bus(void)
{
+ int ret;
+
spin_lock_init(&pcmcia_dev_list_lock);
- bus_register(&pcmcia_bus_type);
- class_interface_register(&pcmcia_bus_interface);
+ ret = bus_register(&pcmcia_bus_type);
+ 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();
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