diff options
| -rw-r--r-- | sys/kern/kern_fork.c | 3 | ||||
| -rw-r--r-- | sys/kern/kern_prot.c | 13 | ||||
| -rw-r--r-- | sys/kern/subr_trap.c | 3 |
3 files changed, 19 insertions, 0 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index eac0267..d5fd231 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -875,6 +875,9 @@ fork_exit(callout, arg, frame) kthread_exit(0); } PROC_UNLOCK(p); +#ifdef DIAGNOSTIC + cred_free_thread(td); +#endif mtx_assert(&Giant, MA_NOTOWNED); } 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. */ diff --git a/sys/kern/subr_trap.c b/sys/kern/subr_trap.c index 85edeed..951283a 100644 --- a/sys/kern/subr_trap.c +++ b/sys/kern/subr_trap.c @@ -236,5 +236,8 @@ ast(struct trapframe *framep) } userret(td, framep, sticks); +#ifdef DIAGNOSTIC + cred_free_thread(td); +#endif mtx_assert(&Giant, MA_NOTOWNED); } |
