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| author | mini <mini@FreeBSD.org> | 2002-07-11 02:18:33 +0000 |
|---|---|---|
| committer | mini <mini@FreeBSD.org> | 2002-07-11 02:18:33 +0000 |
| commit | b244d01c4d1f0d892a66a78485850cf28a6db242 (patch) | |
| tree | 998c964f1dba7a37a9c8f3efc2c0d6275c26d219 /sys/kern/kern_prot.c | |
| parent | 88b937fe29c8492a2cb68b853f5aef5cbdb23c1f (diff) | |
| download | FreeBSD-src-b244d01c4d1f0d892a66a78485850cf28a6db242.zip FreeBSD-src-b244d01c4d1f0d892a66a78485850cf28a6db242.tar.gz | |
Revert removal of cred_free_thread(): It is used to ensure that a thread's
credentials are not improperly borrowed when the thread is not current in
the kernel.
Requested by: jhb, alfred
Diffstat (limited to 'sys/kern/kern_prot.c')
| -rw-r--r-- | sys/kern/kern_prot.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sys/kern/kern_prot.c b/sys/kern/kern_prot.c index 3ddd286..8f85803 100644 --- a/sys/kern/kern_prot.c +++ b/sys/kern/kern_prot.c @@ -1765,6 +1765,19 @@ crdup(struct ucred *cr) return (newcr); } +#ifdef DIAGNOSTIC +void +cred_free_thread(struct thread *td) +{ + struct ucred *cred; + + cred = td->td_ucred; + td->td_ucred = NULL; + if (cred != NULL) + crfree(cred); +} +#endif + /* * Fill in a struct xucred based on a struct ucred. */ |
