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authorGreg Kroah-Hartman <gregkh@suse.de>2007-07-30 11:26:38 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-07-30 14:25:23 -0700
commit74c5b597e9c2fc728c61582afdea4971a5c8ed8f (patch)
tree1441aeb556118c7797f240c6314be2028d2de2f5 /kernel/params.c
parentf285ea058001ef534f9e53a21aad42c2952bbad5 (diff)
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modules: better error messages when modules fail to load due to a sysfs problem.
This helps people when debugging problems like the ones that were in the recent -mm releases. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'kernel/params.c')
-rw-r--r--kernel/params.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/params.c b/kernel/params.c
index effbaaedd7f3..4e57732fcfb4 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -567,7 +567,12 @@ static void __init kernel_param_sysfs_setup(const char *name,
kobject_set_name(&mk->kobj, name);
kobject_init(&mk->kobj);
ret = kobject_add(&mk->kobj);
- BUG_ON(ret < 0);
+ if (ret) {
+ printk(KERN_ERR "Module '%s' failed to be added to sysfs, "
+ "error number %d\n", name, ret);
+ printk(KERN_ERR "The system will be unstable now.\n");
+ return;
+ }
param_sysfs_setup(mk, kparam, num_params, name_skip);
kobject_uevent(&mk->kobj, KOBJ_ADD);
}