proc, coredump: add CoreDumping flag to /proc/pid/status

[platform/kernel/linux-exynos.git] / drivers / base / core.c

diff --git a/drivers/base/core.c b/drivers/base/core.c
index eb066cc..1c67bf2 100644 (file)
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -991,8 +991,14 @@ out:
 static ssize_t uevent_store(struct device *dev, struct device_attribute *attr,
                            const char *buf, size_t count)
 {
-       if (kobject_synth_uevent(&dev->kobj, buf, count))
+       int rc;
+
+       rc = kobject_synth_uevent(&dev->kobj, buf, count);
+
+       if (rc) {
                dev_err(dev, "uevent: failed to send synthetic uevent\n");
+               return rc;
+       }
 
        return count;
 }
@@ -1571,6 +1577,8 @@ static void cleanup_glue_dir(struct device *dev, struct kobject *glue_dir)
                return;
 
        mutex_lock(&gdp_mutex);
+       if (!kobject_has_children(glue_dir))
+               kobject_del(glue_dir);
        kobject_put(glue_dir);
        mutex_unlock(&gdp_mutex);
 }
@@ -1973,7 +1981,6 @@ void device_del(struct device *dev)
                blocking_notifier_call_chain(&dev->bus->p->bus_notifier,
                                             BUS_NOTIFY_DEL_DEVICE, dev);
 
-       device_links_purge(dev);
        dpm_sysfs_remove(dev);
        if (parent)
                klist_del(&dev->p->knode_parent);
@@ -2001,6 +2008,7 @@ void device_del(struct device *dev)
        device_pm_remove(dev);
        driver_deferred_probe_del(dev);
        device_remove_properties(dev);
+       device_links_purge(dev);
 
        /* Notify the platform of the removal, in case they
         * need to do anything...