vserver 1.9.5.x5

[linux-2.6.git] / drivers / base / firmware_class.c

diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 6e17867..26c9464 100644 (file)
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -94,19 +94,17 @@ firmware_class_hotplug(struct class_device *class_dev, char **envp,
                       int num_envp, char *buffer, int buffer_size)
 {
        struct firmware_priv *fw_priv = class_get_devdata(class_dev);
-       int i = 0;
-       char *scratch = buffer;
+       int i = 0, len = 0;
 
        if (!test_bit(FW_STATUS_READY, &fw_priv->status))
                return -ENODEV;
 
-       if (buffer_size < (FIRMWARE_NAME_MAX + 10))
-               return -ENOMEM;
-       if (num_envp < 1)
+       if (add_hotplug_env_var(envp, num_envp, &i, buffer, buffer_size, &len,
+                       "FIRMWARE=%s", fw_priv->fw_id))
                return -ENOMEM;
 
-       envp[i++] = scratch;
-       scratch += sprintf(scratch, "FIRMWARE=%s", fw_priv->fw_id) + 1;
+       envp[i] = NULL;
+
        return 0;
 }
 
@@ -422,7 +420,7 @@ request_firmware(const struct firmware **firmware_p, const char *name,
                add_timer(&fw_priv->timeout);
        }
 
-       kobject_hotplug("add", &class_dev->kobj);
+       kobject_hotplug(&class_dev->kobj, KOBJ_ADD);
        wait_for_completion(&fw_priv->completion);
        set_bit(FW_STATUS_DONE, &fw_priv->status);
 
@@ -441,6 +439,7 @@ request_firmware(const struct firmware **firmware_p, const char *name,
 
 error_kfree_fw:
        kfree(firmware);
+       *firmware_p = NULL;
 out:
        return retval;
 }
@@ -582,4 +581,3 @@ EXPORT_SYMBOL(release_firmware);
 EXPORT_SYMBOL(request_firmware);
 EXPORT_SYMBOL(request_firmware_nowait);
 EXPORT_SYMBOL(register_firmware);
-EXPORT_SYMBOL(firmware_class);