handle: fix cast

Cast 'user' to 'struct kdbus_item __user *' to silence a sparse warning. Signed-off-by: Daniel Mack <daniel@zonque.org>
gregkh · Feb 21, 2015 · a505680 · a505680
1 parent c7ec113
commit a505680
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/handle.c b/handle.c
@@ -104,8 +104,9 @@ static int kdbus_args_negotiate(struct kdbus_args *args)
 		return 0;
 
 	negotiation = args->argv[0].item;
-	user = (void *)((u8 __user *)args->user +
-			((u8 *)negotiation - (u8 *)args->cmd));
+	user = (struct kdbus_item __user *)
+		((u8 __user *)args->user +
+		 ((u8 *)negotiation - (u8 *)args->cmd));
 	num = KDBUS_ITEM_PAYLOAD_SIZE(negotiation) / sizeof(u64);
 
 	for (i = 0; i < num; ++i) {