diff --git a/drivers/base/core.c b/drivers/base/core.c index 72c6ee57471b..f69305c7269d 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -296,6 +296,9 @@ static ssize_t show_uevent(struct device *dev, struct device_attribute *attr, 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"); kobject_uevent(&dev->kobj, KOBJ_ADD); return count; }