diff options
| author | Niall O'Higgins <niallo@cvs.openbsd.org> | 2005-05-12 14:16:39 +0000 |
|---|---|---|
| committer | Niall O'Higgins <niallo@cvs.openbsd.org> | 2005-05-12 14:16:39 +0000 |
| commit | d67373efece6c4c01148cfcd1b36184b256cf4b5 (patch) | |
| tree | b534ce8b286ef932cb53968313b7bdeb4fd0a8be /sys | |
| parent | 23f6e4570842bb6477edcb21df672e7e12e1d95f (diff) | |
Add a bzero() after malloc() when allocating component info in ccdinit().
This fixes a panic in ccd(4) mirroring where the second component could be
wrongly treated as failed, which leads to uvm_fault in write operation.
ok mickey@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/ccd.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/ccd.c b/sys/dev/ccd.c index ef15ea0894f..5977b56e053 100644 --- a/sys/dev/ccd.c +++ b/sys/dev/ccd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ccd.c,v 1.59 2005/03/30 22:28:00 mickey Exp $ */ +/* $OpenBSD: ccd.c,v 1.60 2005/05/12 14:16:38 niallo Exp $ */ /* $NetBSD: ccd.c,v 1.33 1996/05/05 04:21:14 thorpej Exp $ */ /*- @@ -309,6 +309,7 @@ ccdinit(ccd, cpaths, p) /* Allocate space for the component info. */ cs->sc_cinfo = malloc(cs->sc_nccdisks * sizeof(struct ccdcinfo), M_DEVBUF, M_WAITOK); + bzero(cs->sc_cinfo, cs->sc_nccdisks * sizeof(struct ccdcinfo)); /* * Verify that each component piece exists and record |