Author: kib
Date: Wed Jun 10 15:48:34 2009
New Revision: 193930
URL: http://svn.freebsd.org/changeset/base/193930
Log:
For cd9660_ioctl, check for recycled vnode after locking it.
Noted by: Jaakko Heinonen <jh saunalahti fi>
MFC after: 2 weeks
Modified:
head/sys/fs/cd9660/cd9660_vnops.c
Modified: head/sys/fs/cd9660/cd9660_vnops.c
==============================================================================
--- head/sys/fs/cd9660/cd9660_vnops.c Wed Jun 10 15:26:35 2009
(r193929)
+++ head/sys/fs/cd9660/cd9660_vnops.c Wed Jun 10 15:48:34 2009
(r193930)
@@ -257,6 +257,10 @@ cd9660_ioctl(ap)
vp = ap->a_vp;
vn_lock(vp, LK_SHARED | LK_RETRY);
+ if (vp->v_iflag & VI_DOOMED) {
+ VOP_UNLOCK(vp, 0);
+ return (EBADF);
+ }
if (vp->v_type == VCHR || vp->v_type == VBLK) {
VOP_UNLOCK(vp, 0);
return (EOPNOTSUPP);
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