}
 
 static int
-sdio_bus_uevent(struct device *dev, char **envp, int num_envp, char *buf,
-               int buf_size)
+sdio_bus_uevent(struct device *dev, struct kobj_uevent_env *env)
 {
        struct sdio_func *func = dev_to_sdio_func(dev);
-       int i = 0, length = 0;
 
-       if (add_uevent_var(envp, num_envp, &i,
-                       buf, buf_size, &length,
+       if (add_uevent_var(env,
                        "SDIO_CLASS=%02X", func->class))
                return -ENOMEM;
 
-       if (add_uevent_var(envp, num_envp, &i,
-                       buf, buf_size, &length,
+       if (add_uevent_var(env, 
                        "SDIO_ID=%04X:%04X", func->vendor, func->device))
                return -ENOMEM;
 
-       if (add_uevent_var(envp, num_envp, &i,
-                       buf, buf_size, &length,
+       if (add_uevent_var(env,
                        "MODALIAS=sdio:c%02Xv%04Xd%04X",
                        func->class, func->vendor, func->device))
                return -ENOMEM;
 
-       envp[i] = NULL;
-
        return 0;
 }
 
 
        return 0;
 }
 
-static int ssb_device_uevent(struct device *dev, char **envp, int num_envp,
-                            char *buffer, int buffer_size)
+static int ssb_device_uevent(struct device *dev, struct kobj_uevent_env *env)
 {
        struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
-       int ret, i = 0, length = 0;
 
        if (!dev)
                return -ENODEV;
 
-       ret = add_uevent_var(envp, num_envp, &i,
-                            buffer, buffer_size, &length,
+       return add_uevent_var(env,
                             "MODALIAS=ssb:v%04Xid%04Xrev%02X",
                             ssb_dev->id.vendor, ssb_dev->id.coreid,
                             ssb_dev->id.revision);
-       envp[i] = NULL;
-
-       return ret;
 }
 
 static struct bus_type ssb_bustype = {