diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/core.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 0455aa78fa13..91a0367d583e 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -24,6 +24,8 @@ #include "base.h" #include "power/power.h" +extern const char *kobject_actions[]; + int (*platform_notify)(struct device * dev) = NULL; int (*platform_notify_remove)(struct device * dev) = NULL; @@ -303,10 +305,25 @@ out: static ssize_t store_uevent(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - if (memcmp(buf, "add", 3) != 0) - dev_err(dev, "uevent: unsupported action-string; this will " - "be ignored in a future kernel version"); + size_t len = count; + enum kobject_action action; + + if (len && buf[len-1] == '\n') + len--; + + for (action = 0; action < KOBJ_MAX; action++) { + if (strncmp(kobject_actions[action], buf, len) != 0) + continue; + if (kobject_actions[action][len] != '\0') + continue; + kobject_uevent(&dev->kobj, action); + goto out; + } + + dev_err(dev, "uevent: unsupported action-string; this will " + "be ignored in a future kernel version\n"); kobject_uevent(&dev->kobj, KOBJ_ADD); +out: return count; } |