Fix memory leak

modules/audio_filter/converter/a52tofloat32.c

@@ -436,14 +436,6 @@ static int OpenFilter( vlc_object_t *p_this )
         p_filter->fmt_out.i_codec = VLC_FOURCC('f','l','3','2');
 #endif
 
-    /* Allocate the memory needed to store the module's structure */
-    p_sys = p_filter->p_sys = malloc( sizeof(filter_sys_t) );
-    if( p_sys == NULL )
-    {
-        msg_Err( p_filter, "out of memory" );
-        return VLC_EGENERIC;
-    }
-
     /* Allocate the memory needed to store the module's structure */
     p_filter->p_sys = p_sys = malloc( sizeof(filter_sys_t) );
     if( p_sys == NULL )