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From: Randy Dunlap <rdunlap@xenotime.net>
Check and handle init errors.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
---
block/genhd.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
--- linux-2618-rc1mm1.orig/block/genhd.c
+++ linux-2618-rc1mm1/block/genhd.c
@@ -295,10 +295,15 @@ static struct kobject *base_probe(dev_t
static int __init genhd_device_init(void)
{
+ int err;
+
bdev_map = kobj_map_init(base_probe, &block_subsys_lock);
blk_dev_init();
- subsystem_register(&block_subsys);
- return 0;
+ err = subsystem_register(&block_subsys);
+ if (err < 0)
+ printk(KERN_WARNING "%s: subsystem_register error: %d\n",
+ __FUNCTION__, err);
+ return err;
}
subsys_initcall(genhd_device_init);
---
-
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