do not crash on missing pak dependency

diff --git a/plugins/vfspk3/vfs.cpp b/plugins/vfspk3/vfs.cpp
index ea786030ce495a9cc46bf632f26ca741f79eb8d4..7e9ce9e942ad4d0fe46de9f15862a12a71aec7a9 100644 (file)
--- a/plugins/vfspk3/vfs.cpp
+++ b/plugins/vfspk3/vfs.cpp
@@ -474,8 +474,9 @@ static void LoadPakWithDeps( const char* pakname ){
                                const char* p_pakname;
                                CopiedString name_final = CopiedString( StringRange( p_name, p_name_end ) );
                                p_pakname = GetLatestVersionOfUnvPak( name_final.c_str() );
-                               if ( !p_pakname ) continue;
-                               LoadPakWithDeps( p_pakname );
+                               if ( p_pakname != NULL ) {
+                                       LoadPakWithDeps( p_pakname );
+                               }
                        } else {
                                int len = ( p_name_end - p_name ) + ( p_version_end - p_version ) + 1;
                                char* p_pakname = string_new( len );
@@ -827,13 +828,15 @@ void initialise(){
                g_loaded_unv_paks.clear();
 
                pakname = GetLatestVersionOfUnvPak( "radiant" );
-               if ( pakname ) LoadPakWithDeps( pakname );
+               if (pakname != NULL) {
+                       LoadPakWithDeps( pakname );
+               }
 
                // prevent VFS double start, for MapName="" and MapName="unnamed.map"
                if ( string_length( GlobalRadiant().getMapName() ) ){
                        // map's tex-* paks have precedence over any other tex-* paks
                        char* mappakname = GetCurrentMapPakName();
-                       if ( mappakname ) {
+                       if ( mappakname != NULL ) {
                                LoadPakWithDeps( mappakname );
                                string_release( mappakname, string_length( mappakname ) );
                        }
@@ -846,7 +849,9 @@ void initialise(){
                                char *paknameonly;
                                if ( c ) paknameonly = string_clone_range( StringRange( paknamever, c ) );
                                pakname = GetLatestVersionOfUnvPak( paknameonly );
-                               LoadPakWithDeps( pakname );
+                               if (pakname != NULL) {
+                                       LoadPakWithDeps( pakname );
+                               }
                                if ( c ) string_release( paknameonly, string_length( paknameonly ) );
                                // then load this specific version
                                LoadPakWithDeps( paknamever );