Kernel bump from 4.1.3-rt to 4.1.7-rt.

[kvmfornfv.git] / kernel / drivers / base / firmware_class.c

diff --git a/kernel/drivers/base/firmware_class.c b/kernel/drivers/base/firmware_class.c
index 171841a..4d1d9de 100644 (file)
--- a/kernel/drivers/base/firmware_class.c
+++ b/kernel/drivers/base/firmware_class.c
@@ -544,10 +544,8 @@ static void fw_dev_release(struct device *dev)
        kfree(fw_priv);
 }
 
-static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env)
+static int do_firmware_uevent(struct firmware_priv *fw_priv, struct kobj_uevent_env *env)
 {
-       struct firmware_priv *fw_priv = to_firmware_priv(dev);
-
        if (add_uevent_var(env, "FIRMWARE=%s", fw_priv->buf->fw_id))
                return -ENOMEM;
        if (add_uevent_var(env, "TIMEOUT=%i", loading_timeout))
@@ -558,6 +556,18 @@ static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env)
        return 0;
 }
 
+static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+       struct firmware_priv *fw_priv = to_firmware_priv(dev);
+       int err = 0;
+
+       mutex_lock(&fw_lock);
+       if (fw_priv->buf)
+               err = do_firmware_uevent(fw_priv, env);
+       mutex_unlock(&fw_lock);
+       return err;
+}
+
 static struct class firmware_class = {
        .name           = "firmware",
        .class_attrs    = firmware_class_attrs,