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authorKay Sievers <kay.sievers@vrfy.org>2007-11-29 23:46:11 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2008-01-24 20:40:36 -0800
commit97c146ef075dc40ae34407c03d3860fc3850b8e8 (patch)
treedf4346fbbf9f7129fbd929ce43ceac819ff3c7df
parentda231fd5d113ab6da5dab7a2d2c38d0a540f939c (diff)
sysfs: fix /sys/module/*/holders after sysfs logic change
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>
-rw-r--r--kernel/module.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/kernel/module.c b/kernel/module.c
index dc4d3f5ce82..0ae811785c5 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -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: