Author: mav
Date: Wed May 29 04:09:32 2013
New Revision: 251092
URL: http://svnweb.freebsd.org/changeset/base/251092
Log:
MFC r250900:
Fix NULL-dereference kernel panic in case of mps_attach() failure.
Modified:
stable/9/sys/dev/mps/mps_user.c
Directory Properties:
stable/9/sys/ (props changed)
stable/9/sys/dev/ (props changed)
Modified: stable/9/sys/dev/mps/mps_user.c
==============================================================================
--- stable/9/sys/dev/mps/mps_user.c Wed May 29 01:54:10 2013
(r251091)
+++ stable/9/sys/dev/mps/mps_user.c Wed May 29 04:09:32 2013
(r251092)
@@ -208,8 +208,8 @@ mps_detach_user(struct mps_softc *sc)
{
/* XXX: do a purge of pending requests? */
- destroy_dev(sc->mps_cdev);
-
+ if (sc->mps_cdev != NULL)
+ destroy_dev(sc->mps_cdev);
}
static int
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