CVS commit: [netbsd-9] src/sys

["Martin Husemann" <martin%netbsd.org@localhost>]

Module Name:    src
Committed By:   martin
Date:           Thu Apr  2 19:15:35 UTC 2020

Modified Files:
        src/sys/dev/scsipi [netbsd-9]: cd.c
        src/sys/kern [netbsd-9]: subr_disk.c

Log Message:
Pull up following revision(s) (requested by mlelstv in ticket #814):

        sys/dev/scsipi/cd.c: revision 1.343
        sys/kern/subr_disk.c: revision 1.130

Avoid division by zero if label isn't valid.

Allow open of RAWPART even when no medium is loaded.
Keep errors silent if no medium is loaded.

Fixes PR kern/55104


To generate a diff of this commit:
cvs rdiff -u -r1.342 -r1.342.4.1 src/sys/dev/scsipi/cd.c
cvs rdiff -u -r1.128 -r1.128.2.1 src/sys/kern/subr_disk.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.