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Acquire vnode lock around call to VOP_GETATTR() in audit_record_write().

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In the future, we may want to acquire the lock early in the function and
hold it across calls to vn_rdwr(), etc, to avoid multiple acquires.

Spotted by:	kris (bugmagnet)
Obtained from:	TrustedBSD Project
This commit is contained in:
Robert Watson 2006-02-07 23:44:31 +00:00
parent e56b7f20a0
commit a7f18116c2
1 changed files with 2 additions and 0 deletions
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2
sys/security/audit/audit.c
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@ -282,7 +282,9 @@ audit_record_write(struct vnode *vp, struct kaudit_record *ar,
if (ret)
goto out;
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY, td);
ret = VOP_GETATTR(vp, &vattr, cred, td);
VOP_UNLOCK(vp, 0, td);
if (ret)
goto out;