From 77d6e1397a004c9376fed855e4164ca2b1dba2ed Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Thu, 2 Nov 2006 22:07:10 -0800 Subject: [PATCH] [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 Signed-off-by: Akinobu Mita Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/edac/edac_mc.c | 45 +++++++++++++++++++++++++----------------- 1 file changed, 27 insertions(+), 18 deletions(-) diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 4bde30bb3b..75e9e38330 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; } -- 2.39.5