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authorderaadt <deraadt@openbsd.org>2002-02-23 08:07:58 +0000
committerderaadt <deraadt@openbsd.org>2002-02-23 08:07:58 +0000
commit14e6915dd221c1d54be905de07ed46b9b975d314 (patch)
treedc9dde7c4c4b4201dadf3807eeca64cf067cd852 /sys/crypto/cryptodev.c
parentDocument KERN_SYSVIPC_INFO; from NetBSD (diff)
downloadwireguard-openbsd-14e6915dd221c1d54be905de07ed46b9b975d314.tar.xz
wireguard-openbsd-14e6915dd221c1d54be905de07ed46b9b975d314.zip
sysctl kern.usercrypto
Diffstat (limited to 'sys/crypto/cryptodev.c')
-rw-r--r--sys/crypto/cryptodev.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/crypto/cryptodev.c b/sys/crypto/cryptodev.c
index 3c2ac1f87a1..ee1073fb375 100644
--- a/sys/crypto/cryptodev.c
+++ b/sys/crypto/cryptodev.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: cryptodev.c,v 1.29 2002/02/08 13:53:28 art Exp $ */
+/* $OpenBSD: cryptodev.c,v 1.30 2002/02/23 08:07:59 deraadt Exp $ */
/*
* Copyright (c) 2001 Theo de Raadt
@@ -112,6 +112,8 @@ int csefree(struct csession *);
int crypto_op(struct csession *, struct crypt_op *, struct proc *);
+int usercrypto = 1; /* userland may do crypto requests */
+
/* ARGSUSED */
int
cryptof_read(fp, poff, uio, cred)
@@ -490,6 +492,8 @@ cryptoopen(dev, flag, mode, p)
int mode;
struct proc *p;
{
+ if (usercrypto == 0)
+ return (ENXIO);
return (0);
}