From: Ryo Munakata <ryomnktml@gmail.com>
Date: Wed, 1 Oct 2014 12:17:18 +0000 (+0900)
Subject: connection: abort if a listener function is NULL
X-Git-Tag: 1.6.91~47
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=47c752ad82d4475d6f4f605423c93bb29e679bf8;p=platform%2Fupstream%2Fwayland.git

connection: abort if a listener function is NULL

Signed-off-by: Ryo Munakata <ryomnktml@gmail.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
---

diff --git a/src/connection.c b/src/connection.c
index f9f2474..2545194 100644
--- a/src/connection.c
+++ b/src/connection.c
@@ -934,6 +934,11 @@ wl_closure_invoke(struct wl_closure *closure, uint32_t flags,
 		     count + 2, &ffi_type_void, ffi_types);
 
 	implementation = target->implementation;
+	if (!implementation[opcode]) {
+		wl_log("listener function for opcode %u of %s is NULL\n",
+			opcode, target->interface->name);
+		abort();
+	}
 	ffi_call(&cif, implementation[opcode], NULL, ffi_args);
 }