[src/trunk]: src/sys/opencrypto fix cryptointr() can process unexpected request.

[knakahara <knakahara%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/22164cadfeb5
branches:  trunk
changeset: 823978:22164cadfeb5
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Wed May 17 11:03:42 2017 +0000

description:
fix cryptointr() can process unexpected request.

If migrate crp is linked after batch crp, "submit" is already set to
the batch crp. So, cryptointr() can process the batch crp instead of
the target migrate crp.

diffstat:

 sys/opencrypto/crypto.c |  7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diffs (28 lines):

diff -r b5c5f1cbe8bf -r 22164cadfeb5 sys/opencrypto/crypto.c
--- a/sys/opencrypto/crypto.c   Wed May 17 09:03:12 2017 +0000
+++ b/sys/opencrypto/crypto.c   Wed May 17 11:03:42 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: crypto.c,v 1.68 2017/05/17 07:12:50 knakahara Exp $ */
+/*     $NetBSD: crypto.c,v 1.69 2017/05/17 11:03:42 knakahara Exp $ */
 /*     $FreeBSD: src/sys/opencrypto/crypto.c,v 1.4.2.5 2003/02/26 00:14:05 sam Exp $   */
 /*     $OpenBSD: crypto.c,v 1.41 2002/07/17 23:52:38 art Exp $ */
 
@@ -53,7 +53,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: crypto.c,v 1.68 2017/05/17 07:12:50 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: crypto.c,v 1.69 2017/05/17 11:03:42 knakahara Exp $");
 
 #include <sys/param.h>
 #include <sys/reboot.h>
@@ -1262,8 +1262,7 @@
                        cap = crypto_checkdriver(hid);
                        if (cap == NULL || cap->cc_process == NULL) {
                                /* Op needs to be migrated, process it. */
-                               if (submit == NULL)
-                                       submit = crp;
+                               submit = crp;
                                break;
                        }
                        if (!cap->cc_qblocked) {