Module Name: src Committed By: mlelstv Date: Sat Oct 5 05:28:44 UTC 2019
Modified Files: src/sys/dev: dksubr.c Log Message: Bail when dkdriver hasn't been initialized. This can happen when attachment failed or when it hasn't finished yet. To generate a diff of this commit: cvs rdiff -u -r1.109 -r1.110 src/sys/dev/dksubr.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/dev/dksubr.c diff -u src/sys/dev/dksubr.c:1.109 src/sys/dev/dksubr.c:1.110 --- src/sys/dev/dksubr.c:1.109 Fri Jun 28 14:56:46 2019 +++ src/sys/dev/dksubr.c Sat Oct 5 05:28:44 2019 @@ -1,4 +1,4 @@ -/* $NetBSD: dksubr.c,v 1.109 2019/06/28 14:56:46 jmcneill Exp $ */ +/* $NetBSD: dksubr.c,v 1.110 2019/10/05 05:28:44 mlelstv Exp $ */ /*- * Copyright (c) 1996, 1997, 1998, 1999, 2002, 2008 The NetBSD Foundation, Inc. @@ -30,7 +30,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: dksubr.c,v 1.109 2019/06/28 14:56:46 jmcneill Exp $"); +__KERNEL_RCSID(0, "$NetBSD: dksubr.c,v 1.110 2019/10/05 05:28:44 mlelstv Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -147,6 +147,12 @@ dk_open(struct dk_softc *dksc, dev_t dev goto done; } + /* If no dkdriver attached, bail */ + if (dkd == NULL) { + ret = ENXIO; + goto done; + } + /* * initialize driver for the first opener */