From adcf6075db477909dd8170a74862a6ef91a5127f Mon Sep 17 00:00:00 2001
From: erik <erik>
Date: Mon, 22 Jan 2007 23:01:41 +0000
Subject: Each file in this commit had a problem where a function might return

a null value for a pointer and that null value was not checked.
---
diff --git a/noncore/games/minesweep/minefield.cpp b/noncore/games/minesweep/minefield.cpp
index 72c05b0..1987ea5 100644
--- a/noncore/games/minesweep/minefield.cpp
+++ b/noncore/games/minesweep/minefield.cpp
@@ -704,6 +704,8 @@ void MineField::readConfig(Config& cfg)
 		char code='A'+(x*17+y*101)%21; // Reduce the urge to cheat
 		int st = (char)(QChar)grid[i++]-code;
 		Mine* m = mine( y, x );
+		if (!m)
+		    continue;
 		if ( st >= 5 ) {
 		    st-=5;
 		    m->setMined(TRUE);
@@ -728,7 +730,7 @@ void MineField::readConfig(Config& cfg)
 	for ( x = 0; x < numCols; x++ ) {
 	    for ( int y = 0; y < numRows; y++ ) {
 		Mine* m = mine( y, x );
-		if ( m->state() == Mine::Empty )
+		if ( m && m->state() == Mine::Empty )
 		    m->setHint(getHint(y,x));
 	    }
 	}
diff --git a/noncore/net/opieirc/ircsession.cpp b/noncore/net/opieirc/ircsession.cpp
index c8d7869..d87ff80 100644
--- a/noncore/net/opieirc/ircsession.cpp
+++ b/noncore/net/opieirc/ircsession.cpp
@@ -140,9 +140,11 @@ void IRCSession::updateNickname(const QString &oldNickname, const QString &newNi
     QListIterator<IRCChannel> it(channels);
     for (;it.current(); ++it) {
         IRCChannelPerson *chanperson = it.current()->getPerson(oldNickname);
-        it.current()->removePerson(chanperson);
-        chanperson->setNick(newNickname);
-        it.current()->addPerson(chanperson);
+        if (chanperson) {
+            it.current()->removePerson(chanperson);
+            chanperson->setNick(newNickname);
+            it.current()->addPerson(chanperson);
+        }
     }
 
     emit updateChannels();
diff --git a/noncore/todayplugins/stockticker/libstocks/csv.c b/noncore/todayplugins/stockticker/libstocks/csv.c
index 6170bed..86d8607 100644
--- a/noncore/todayplugins/stockticker/libstocks/csv.c
+++ b/noncore/todayplugins/stockticker/libstocks/csv.c
@@ -314,7 +314,8 @@ stock *parse_csv_history_file(char *csv_file)
   end_line = csv_file;
 
   /* do not use the first line */
-  end_line = strstr(line, "\n");
+  if (!(end_line = strstr(line, "\n")))
+      return 0;
   *end_line = 0;
   end_line++;
   line = end_line;
--
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