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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2006-11-02 22:07:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-11-03 12:27:57 -0800 |
| commit | 77d6e1397a004c9376fed855e4164ca2b1dba2ed (patch) | |
| tree | 163c9f556d989843d84d7f347772c090af40cb7b /drivers/edac/edac_mc.c | |
| parent | 7011774db8afca43be466f0f0428434a9edf053e (diff) | |
| download | lwn-77d6e1397a004c9376fed855e4164ca2b1dba2ed.tar.gz lwn-77d6e1397a004c9376fed855e4164ca2b1dba2ed.zip | |
[PATCH] edac_mc: fix error handling
Call sysdev_class_unregister() on failure in edac_sysfs_memctrl_setup()
and decrease identation level for clear logic.
Acked-by: Doug Thompson <norsk5@xmission.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/edac/edac_mc.c')
| -rw-r--r-- | drivers/edac/edac_mc.c | 45 |
1 files changed, 27 insertions, 18 deletions
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 4bde30bb3be7..75e9e38330ff 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -230,34 +230,43 @@ static struct kobj_type ktype_memctrl = { */ static int edac_sysfs_memctrl_setup(void) { - int err=0; + int err = 0; debugf1("%s()\n", __func__); /* create the /sys/devices/system/edac directory */ err = sysdev_class_register(&edac_class); - if (!err) { - /* Init the MC's kobject */ - memset(&edac_memctrl_kobj, 0, sizeof (edac_memctrl_kobj)); - edac_memctrl_kobj.parent = &edac_class.kset.kobj; - edac_memctrl_kobj.ktype = &ktype_memctrl; + if (err) { + debugf1("%s() error=%d\n", __func__, err); + return err; + } - /* generate sysfs "..../edac/mc" */ - err = kobject_set_name(&edac_memctrl_kobj,"mc"); + /* Init the MC's kobject */ + memset(&edac_memctrl_kobj, 0, sizeof (edac_memctrl_kobj)); + edac_memctrl_kobj.parent = &edac_class.kset.kobj; + edac_memctrl_kobj.ktype = &ktype_memctrl; - if (!err) { - /* FIXME: maybe new sysdev_create_subdir() */ - err = kobject_register(&edac_memctrl_kobj); + /* generate sysfs "..../edac/mc" */ + err = kobject_set_name(&edac_memctrl_kobj,"mc"); - if (err) - debugf1("Failed to register '.../edac/mc'\n"); - else - debugf1("Registered '.../edac/mc' kobject\n"); - } - } else - debugf1("%s() error=%d\n", __func__, err); + if (err) + goto fail; + + /* FIXME: maybe new sysdev_create_subdir() */ + err = kobject_register(&edac_memctrl_kobj); + + if (err) { + debugf1("Failed to register '.../edac/mc'\n"); + goto fail; + } + debugf1("Registered '.../edac/mc' kobject\n"); + + return 0; + +fail: + sysdev_class_unregister(&edac_class); return err; } |