From c7d9b1c15800c93f24e9a132cf25764d5c88a120 Mon Sep 17 00:00:00 2001
From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Wed, 7 Sep 2005 09:58:37 +0000
Subject: [PATCH] fix a crash in Cmd_ExecuteAlias when $* is used with no
 parameters

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@5692 d7cf8633-e32d-0410-b094-e92efae38249
---
 cmd.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/cmd.c b/cmd.c
index 24ef9529..ee08ff9b 100644
--- a/cmd.c
+++ b/cmd.c
@@ -430,9 +430,11 @@ static void Cmd_ExecuteAlias (cmdalias_t *alias)
 			{
 				const char *linein = Cmd_Args();
 				// include all params
-				while( *linein && outlen < ALIAS_BUFFER ) {
-					*out++ = *linein++;
-					outlen++;
+				if (linein) {
+					while( *linein && outlen < ALIAS_BUFFER ) {
+						*out++ = *linein++;
+						outlen++;
+					}
 				}
 
 				in++;
-- 
2.39.2