ftp: fix pf_readdir infinite loop

modules/access/ftp.c

@@ -861,13 +861,13 @@ static input_item_t* DirRead( access_t *p_access )
     assert( p_sys->data.fd != -1 );
     assert( !p_sys->out );
 
-    for( ;;)
-    {
     char *psz_line;
     if( p_sys->data.p_tls != NULL )
         psz_line = vlc_tls_GetLine( p_sys->data.p_tls );
     else
         psz_line = net_Gets( p_access, p_sys->data.fd );
+    if( psz_line == NULL )
+        return NULL;
 
     char *psz_uri;
     if( asprintf( &psz_uri, "%s://%s:%d%s%s/%s",
@@ -883,7 +883,6 @@ static input_item_t* DirRead( access_t *p_access )
         free( psz_uri );
     }
     free( psz_line );
-    }
     return p_item;
 }