Remove unused diagnostic function cread_free_thread().

Approved by:	alfred

11 files changed, 0 insertions, 64 deletions

diff --git a/sys/alpha/alpha/trap.c b/sys/alpha/alpha/trap.c
index 36559b9..6cdf9f4 100644
--- a/sys/alpha/alpha/trap.c
+++ b/sys/alpha/alpha/trap.c
@@ -589,9 +589,6 @@ out:
 		framep->tf_regs[FRAME_SP] = alpha_pal_rdusp();
 		userret(td, framep, sticks);
 		mtx_assert(&Giant, MA_NOTOWNED);
-#ifdef DIAGNOSTIC
-		cred_free_thread(td);
-#endif
 	}
 	return;
 
@@ -778,9 +775,6 @@ syscall(code, framep)
 	 */
 	STOPEVENT(p, S_SCX, code);
 
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 #ifdef WITNESS
 	if (witness_list(td)) {
 		panic("system call %s returning with mutex(s) held\n",
diff --git a/sys/amd64/amd64/trap.c b/sys/amd64/amd64/trap.c
index c14e837..45e5c3b 100644
--- a/sys/amd64/amd64/trap.c
+++ b/sys/amd64/amd64/trap.c
@@ -651,9 +651,6 @@ user:
 	userret(td, &frame, sticks);
 	mtx_assert(&Giant, MA_NOTOWNED);
 userout:
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 out:
 	return;
 }
@@ -1079,10 +1076,6 @@ syscall(frame)
 	 */
 	STOPEVENT(p, S_SCX, code);
 
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
-
 #ifdef WITNESS
 	if (witness_list(td)) {
 		panic("system call %s returning with mutex(s) held\n",
diff --git a/sys/i386/i386/trap.c b/sys/i386/i386/trap.c
index c14e837..45e5c3b 100644
--- a/sys/i386/i386/trap.c
+++ b/sys/i386/i386/trap.c
@@ -651,9 +651,6 @@ user:
 	userret(td, &frame, sticks);
 	mtx_assert(&Giant, MA_NOTOWNED);
 userout:
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 out:
 	return;
 }
@@ -1079,10 +1076,6 @@ syscall(frame)
 	 */
 	STOPEVENT(p, S_SCX, code);
 
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
-
 #ifdef WITNESS
 	if (witness_list(td)) {
 		panic("system call %s returning with mutex(s) held\n",
diff --git a/sys/ia64/ia64/trap.c b/sys/ia64/ia64/trap.c
index ef0cebf..e38945f 100644
--- a/sys/ia64/ia64/trap.c
+++ b/sys/ia64/ia64/trap.c
@@ -740,9 +740,6 @@ out:
 	if (user) {
 		userret(td, framep, sticks);
 		mtx_assert(&Giant, MA_NOTOWNED);
-#ifdef DIAGNOSTIC
-		cred_free_thread(td);
-#endif
 	}
 	return;
 
@@ -894,9 +891,6 @@ syscall(int code, u_int64_t *args, struct trapframe *framep)
 	 */
 	STOPEVENT(p, S_SCX, code);
 
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 #ifdef WITNESS
 	if (witness_list(td)) {
 		panic("system call %s returning with mutex(s) held\n",
@@ -1071,10 +1065,6 @@ ia32_syscall(struct trapframe *framep)
 	 */
 	STOPEVENT(p, S_SCX, code);
 
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
-
 #ifdef WITNESS
 	if (witness_list(td)) {
 		panic("system call %s returning with mutex(s) held\n",
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c
index 5088645..016653b 100644
--- a/sys/kern/kern_fork.c
+++ b/sys/kern/kern_fork.c
@@ -842,9 +842,6 @@ 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 20273ce..a3e4bea 100644
--- a/sys/kern/kern_prot.c
+++ b/sys/kern/kern_prot.c
@@ -1767,19 +1767,6 @@ 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 add54bc..3b415de 100644
--- a/sys/kern/subr_trap.c
+++ b/sys/kern/subr_trap.c
@@ -205,8 +205,5 @@ ast(framep)
 	}
 
 	userret(td, framep, sticks);
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 	mtx_assert(&Giant, MA_NOTOWNED);
 }
diff --git a/sys/powerpc/aim/trap.c b/sys/powerpc/aim/trap.c
index e43e9cc..067eb3a 100644
--- a/sys/powerpc/aim/trap.c
+++ b/sys/powerpc/aim/trap.c
@@ -269,9 +269,6 @@ trap(struct trapframe *frame)
 
 	userret(td, frame, sticks);
 	mtx_assert(&Giant, MA_NOTOWNED);
-#ifdef	DIAGNOSTIC
-	cred_free_thread(td);
-#endif	/* DIAGNOSTIC */
 }
 
 static void
diff --git a/sys/powerpc/powerpc/trap.c b/sys/powerpc/powerpc/trap.c
index e43e9cc..067eb3a 100644
--- a/sys/powerpc/powerpc/trap.c
+++ b/sys/powerpc/powerpc/trap.c
@@ -269,9 +269,6 @@ trap(struct trapframe *frame)
 
 	userret(td, frame, sticks);
 	mtx_assert(&Giant, MA_NOTOWNED);
-#ifdef	DIAGNOSTIC
-	cred_free_thread(td);
-#endif	/* DIAGNOSTIC */
 }
 
 static void
diff --git a/sys/sparc64/sparc64/trap.c b/sys/sparc64/sparc64/trap.c
index 289b8cf..61e3b44 100644
--- a/sys/sparc64/sparc64/trap.c
+++ b/sys/sparc64/sparc64/trap.c
@@ -385,9 +385,6 @@ trapsig:
 user:
 	userret(td, tf, sticks);
 	mtx_assert(&Giant, MA_NOTOWNED);
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 out:
 	CTR1(KTR_TRAP, "trap: td=%p return", td);
 	return;
@@ -659,9 +656,6 @@ syscall(struct trapframe *tf)
 	 */
 	STOPEVENT(p, S_SCX, code);
 
-#ifdef DIAGNOSTIC
-	cred_free_thread(td);
-#endif
 #ifdef WITNESS
 	if (witness_list(td)) {
 		panic("system call %s returning with mutex(s) held\n",
diff --git a/sys/sys/ucred.h b/sys/sys/ucred.h
index 26afb36..157d672 100644
--- a/sys/sys/ucred.h
+++ b/sys/sys/ucred.h
@@ -80,9 +80,6 @@ struct xucred {
 #ifdef _KERNEL
 struct thread;
 
-#ifdef DIAGNOSTIC
-void		cred_free_thread(struct thread *td);
-#endif
 void		cred_update_thread(struct thread *td);
 void		change_egid(struct ucred *newcred, gid_t egid);
 void		change_euid(struct ucred *newcred, struct uidinfo *euip);