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| author | kib <kib@FreeBSD.org> | 2009-06-10 15:48:34 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2009-06-10 15:48:34 +0000 |
| commit | da55852c4a6afecf97992606ad74162377da4422 (patch) | |
| tree | c93d6437e9372ddbeda7d4b0898a7fee69194272 /sys/fs | |
| parent | 42b3c3219735b93bee6faad0cdc64c925d907212 (diff) | |
| download | FreeBSD-src-da55852c4a6afecf97992606ad74162377da4422.zip FreeBSD-src-da55852c4a6afecf97992606ad74162377da4422.tar.gz | |
For cd9660_ioctl, check for recycled vnode after locking it.
Noted by: Jaakko Heinonen <jh saunalahti fi>
MFC after: 2 weeks
Diffstat (limited to 'sys/fs')
| -rw-r--r-- | sys/fs/cd9660/cd9660_vnops.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/fs/cd9660/cd9660_vnops.c b/sys/fs/cd9660/cd9660_vnops.c index 1170b67..55ea46b 100644 --- a/sys/fs/cd9660/cd9660_vnops.c +++ b/sys/fs/cd9660/cd9660_vnops.c @@ -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); |
