TS mux: while -> for

modules/mux/mpeg/ts.c

@@ -916,7 +916,6 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
 {
     sout_mux_sys_t      *p_sys = p_mux->p_sys;
     ts_stream_t         *p_stream;
-    int                  i;
 
     p_input->p_sys = p_stream = malloc( sizeof( ts_stream_t ) );
     if( !p_input->p_sys )
@@ -1065,7 +1064,7 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
         free( p_stream );
         return VLC_ENOMEM;
     }
-    i = 1;
+
     p_stream->lang[0] =
     p_stream->lang[1] =
     p_stream->lang[2] = '\0';
@@ -1097,10 +1096,11 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
                      p_stream->lang[2] );
         }
     }
-    while( i < p_stream->i_langs ) {
-        if( p_input->p_fmt->p_extra_languages[i-1].psz_language )
-        {
+    for (int i = 1; i < p_stream->i_langs; i++) {
         char *psz = p_input->p_fmt->p_extra_languages[i-1].psz_language;
+        if (!psz)
+            continue;
+
         const iso639_lang_t *pl = NULL;
 
         if( strlen( psz ) == 2 )
@@ -1126,8 +1126,6 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
                      p_stream->lang[i*3+2] );
         }
     }
-        i++;
-    }
 
     /* Create decoder specific info for subt */
     if( p_stream->i_codec == VLC_CODEC_SUBT )