Commit 397b551e9652c41acd16ea1f9d9e17de8a5a0f47

Not check device path when setting hardware flag on opening modem.
  
20312031 SOCK_STREAM );
20322032 } else if (s_device_path != NULL) {
20332033 fd = open (s_device_path, O_RDWR);
2034 if ( fd >= 0 && !memcmp( s_device_path, "/dev/ttyS", 9 ) ) {
2034 if ( fd >= 0) {
20352035 /* disable echo on serial ports */
20362036 struct termios ios;
20372037 tcgetattr( fd, &ios );