V4L/DVB (8790): saa7115: call i2c_set_clientdata only when state != NULL

Not a bug as such, but it looks really strange doing this before
checking whether the state structure could be allocated.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/saa7115.c

@@ -1489,10 +1489,9 @@ static int saa7115_probe(struct i2c_client *client,
 		 client->addr << 1, client->adapter->name);
 
 	state = kzalloc(sizeof(struct saa711x_state), GFP_KERNEL);
-	i2c_set_clientdata(client, state);
-	if (state == NULL) {
+	if (state == NULL)
 		return -ENOMEM;
-	}
+	i2c_set_clientdata(client, state);
 	state->input = -1;
 	state->output = SAA7115_IPORT_ON;
 	state->enable = 1;