[PATCH v3 2/2] server: Return NULL from get_next_hook when no hook is found.

[Rémi Bernon]

From: Rémi Bernon

Fixes: 5b7b76432dffa453e75c6336d76fdb856ab8d0c7
---
 server/hook.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/server/hook.c b/server/hook.c
index 688174baab5..d04b784b0b3 100644
--- a/server/hook.c
+++ b/server/hook.c
@@ -285,12 +285,9 @@ static struct hook *get_next_hook( struct thread *thread, struct hook *hook, int
             }
         }
     }
-    global_hooks = get_global_hooks( thread );
-    if (global_hooks && table != global_hooks)  /* now search through the global table */
-    {
-        hook = get_first_valid_hook( global_hooks, index, event, win, object_id, child_id );
-    }
-    return hook;
+
+    if (!(global_hooks = get_global_hooks( thread )) || table == global_hooks) return NULL;
+    return get_first_valid_hook( global_hooks, index, event, win, object_id, child_id );
 }

static void hook_table_dump( struct object *obj, int verbose )