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sysfs: fix /sys/module/*/holders after sysfs logic change

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Sysfs symlinks now require fully registered kobjects as a target,
otherwise the call to create a symlink will fail. Here we register
the kobject before we request the symlink in the holders directory.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Cc: Tejun Heo <teheo@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2007-11-29 23:46:11 +01:00 committed by Greg Kroah-Hartman
parent da231fd5d1
commit 97c146ef07
1 changed files with 7 additions and 8 deletions
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15
kernel/module.c
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@ -1227,6 +1227,8 @@ int mod_sysfs_init(struct module *mod)
kobject_init(&mod->mkobj.kobj);
/* delay uevent until full sysfs population */
err = kobject_add(&mod->mkobj.kobj);
out:
return err;
}
@ -1237,11 +1239,6 @@ int mod_sysfs_setup(struct module *mod,
{
int err;
/* delay uevent until full sysfs population */
err = kobject_add(&mod->mkobj.kobj);
if (err)
goto out;
mod->holders_dir = kobject_create_and_add("holders", &mod->mkobj.kobj);
if (!mod->holders_dir) {
err = -ENOMEM;
@ -1266,7 +1263,6 @@ out_unreg_holders:
out_unreg:
kobject_del(&mod->mkobj.kobj);
kobject_put(&mod->mkobj.kobj);
out:
return err;
}
#endif
@ -1883,10 +1879,10 @@ static struct module *load_module(void __user *umod,
/* Now we've moved module, initialize linked lists, etc. */
module_unload_init(mod);
/* Initialize kobject, so we can reference it. */
/* add kobject, so we can reference it. */
err = mod_sysfs_init(mod);
if (err)
goto cleanup;
goto free_unload;
/* Set up license info based on the info section */
set_license(mod, get_modinfo(sechdrs, infoindex, "license"));
@ -2056,6 +2052,9 @@ static struct module *load_module(void __user *umod,
arch_cleanup:
module_arch_cleanup(mod);
cleanup:
kobject_del(&mod->mkobj.kobj);
kobject_put(&mod->mkobj.kobj);
free_unload:
module_unload_free(mod);
module_free(mod, mod->module_init);
free_core: