From ea4ae84f855473023428ba091c6120b896f2a3d3 Mon Sep 17 00:00:00 2001
From: "geniusdex geniusdex@31f1291d-b8d6-0310-a050-a5561fc1590b"
 <geniusdex geniusdex@31f1291d-b8d6-0310-a050-a5561fc1590b@5417fbe8-f217-4b02-8779-1006273d7864>
Date: Wed, 25 May 2005 16:33:45 +0000
Subject: BUILD : 1.7.10 (815) BUGS : 383 NOTES : Added value checking for
 deleting ignores, which fixes a (very rare) segfault

git-svn-id: svn://svn.anope.org/anope/trunk@815 31f1291d-b8d6-0310-a050-a5561fc1590b


git-svn-id: http://anope.svn.sourceforge.net/svnroot/anope/trunk@568 5417fbe8-f217-4b02-8779-1006273d7864
---
 src/core/os_ignore.c |  3 +++
 src/process.c        | 43 +++++++++++++++++++++++--------------------
 2 files changed, 26 insertions(+), 20 deletions(-)

(limited to 'src')

diff --git a/src/core/os_ignore.c b/src/core/os_ignore.c
index a4d73d649..7b1ee8ff5 100644
--- a/src/core/os_ignore.c
+++ b/src/core/os_ignore.c
@@ -171,6 +171,9 @@ void delete_ignore(const char *nick)
         if (stricmp(ign->who, nick) == 0)
             break;
     }
+	/* If the ignore was not found, bail out -GD */
+	if (!ign)
+		return;
     if (prev)
         prev->next = ign->next;
     else
diff --git a/src/process.c b/src/process.c
index 95307c1ed..1fa7354b2 100644
--- a/src/process.c
+++ b/src/process.c
@@ -99,30 +99,33 @@ IgnoreData *get_ignore(const char *nick)
             break;
         }
     }
-    if (!finished && whichlist2) {
-        for (ign = *whichlist2, prev = NULL; ign;
-             prev = ign, ign = ign->next) {
-            if (match_usermask(ign->who, u)) {
-                finished = 1;
-                break;
+    /* We can only do the next checks if we have an actual user -GD */
+    if (u) {
+        if (!finished && whichlist2) {
+            for (ign = *whichlist2, prev = NULL; ign;
+                 prev = ign, ign = ign->next) {
+                if (match_usermask(ign->who, u)) {
+                    finished = 1;
+                    break;
+                }
             }
         }
-    }
-    if (!finished) {
-        for (ign = *whichlistast, prev = NULL; ign;
-             prev = ign, ign = ign->next) {
-            if (match_usermask(ign->who, u)) {
-                finished = 1;
-                break;
+        if (!finished) {
+            for (ign = *whichlistast, prev = NULL; ign;
+                 prev = ign, ign = ign->next) {
+                if (match_usermask(ign->who, u)) {
+                    finished = 1;
+                    break;
+                }
             }
         }
-    }
-    if (!finished) {
-        for (ign = *whichlistqst, prev = NULL; ign;
-             prev = ign, ign = ign->next) {
-            if (match_usermask(ign->who, u)) {
-                finished = 1;
-                break;
+        if (!finished) {
+            for (ign = *whichlistqst, prev = NULL; ign;
+                 prev = ign, ign = ign->next) {
+                if (match_usermask(ign->who, u)) {
+                    finished = 1;
+                    break;
+                }
             }
         }
     }
-- 
cgit