fix the potential use of uninitialized memory in Svcmd_LayoutSave_f()

1 files changed, 3 insertions, 4 deletions

diff --git a/src/game/g_svcmds.c b/src/game/g_svcmds.c
index 72d26478..ae67e291 100644
--- a/src/game/g_svcmds.c
+++ b/src/game/g_svcmds.c
@@ -222,19 +222,18 @@ static void Svcmd_LayoutSave_f( void )
   while( *s && i < sizeof( str2 ) - 1 )
   {
     if( isalnum( *s ) || *s == '-' || *s == '_' )
-    {
       str2[ i++ ] = *s;
-      str2[ i ] = '\0';
-    }
     s++;
   }
 
-  if( !str2[ 0 ] )
+  if( i == 0 )
   {
     G_Printf( "layoutsave: invalid name \"%s\"\n", str );
     return;
   }
 
+  str2[ i ] = '\0';
+
   G_LayoutSave( str2 );
 }