ports/57465: kldunload rtc.ko causes a panic; yet it's in rc.d script

[Philipp Mergenthaler]

The following reply was made to PR ports/57465; it has been noted by GNATS.

From: Philipp Mergenthaler <philipp.mergenthaler at stud.uni-karlsruhe.de>
To: freebsd-gnats-submit at freebsd.org, w at expro.pl
Cc:  
Subject: Re: ports/57465: kldunload rtc.ko causes a panic; yet it's in rc.d script
Date: Thu, 2 Oct 2003 10:24:41 +0200

 The bug is that the module, on unloading, calls destroy_dev() twice
 for its device. Doing this causes a panic.
 
 Fix:
 --- ports/emulators/rtc/files/rtc.c_orig	Thu Oct  2 10:20:17 2003
 +++ ports/emulators/rtc/files/rtc.c	Thu Oct  2 09:58:13 2003
 @@ -168,7 +168,6 @@
  	if (sc->var.flags.opened) {
  		return EBUSY;
  	}
 -	destroy_dev(sc->dev);
  	FREE(sc, M_DEVBUF);
  	return error;
  }