From 477e609a84e26188989ecff64e8e3ce19b44952c Mon Sep 17 00:00:00 2001
From: Marc Hoersken <info@marc-hoersken.de>
Date: Sat, 27 Dec 2014 13:48:51 +0100
Subject: [PATCH] examples/x11.c: fix invalid removal of first list element

Fix use of memory after it was being freed.
Detected by clang scan in line 56, column 12.
---
 example/x11.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/example/x11.c b/example/x11.c
index 8e52091b..5c447bcb 100644
--- a/example/x11.c
+++ b/example/x11.c
@@ -48,13 +48,13 @@ static void remove_node(struct chan_X11_list *elem)
     current_node = gp_x11_chan;
 
     if (gp_x11_chan == elem) {
-        /* Removing the only one element in the list */
-        free(gp_x11_chan);
-        gp_x11_chan = NULL;
+        gp_x11_chan = gp_x11_chan->next;
+        free(current_node);
+        return;
     }
 
-    while( current_node->next != NULL) {
-        if (current_node->next ==elem) {
+    while (current_node->next != NULL) {
+        if (current_node->next == elem) {
             current_node->next = current_node->next->next;
             current_node = current_node->next;
             free(current_node);