[PATCH v2 2/7] net/handshake: Make handshake_req_cancel public

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From: Alistair Francis <alistair.francis@xxxxxxx>

As part of supporting KeyUpdate we are going to want to call
handshake_req_cancel() to cancel an existing handshake in order to
instead start a KeyUpdate request.

This is required to avoid hash conflicts when handshake_req_hash_add()
is called as part of submitting the KeyUpdate request.

Signed-off-by: Alistair Francis <alistair.francis@xxxxxxx>
---
v2:
 - Fix build failures

 include/net/handshake.h   | 2 ++
 net/handshake/handshake.h | 1 -
 net/handshake/request.c   | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/net/handshake.h b/include/net/handshake.h
index a07fecea87eb..10f301f3c660 100644
--- a/include/net/handshake.h
+++ b/include/net/handshake.h
@@ -43,6 +43,8 @@ int tls_server_hello_psk(const struct tls_handshake_args *args, gfp_t flags);
 bool tls_handshake_cancel(struct sock *sk);
 void tls_handshake_close(struct socket *sock);
 
+bool handshake_req_cancel(struct sock *sk);
+
 u8 tls_get_record_type(const struct sock *sk, const struct cmsghdr *msg);
 void tls_alert_recv(const struct sock *sk, const struct msghdr *msg,
 		    u8 *level, u8 *description);
diff --git a/net/handshake/handshake.h b/net/handshake/handshake.h
index a48163765a7a..55c25eaba0f4 100644
--- a/net/handshake/handshake.h
+++ b/net/handshake/handshake.h
@@ -88,6 +88,5 @@ int handshake_req_submit(struct socket *sock, struct handshake_req *req,
 			 gfp_t flags);
 void handshake_complete(struct handshake_req *req, unsigned int status,
 			struct genl_info *info);
-bool handshake_req_cancel(struct sock *sk);
 
 #endif /* _INTERNAL_HANDSHAKE_H */
diff --git a/net/handshake/request.c b/net/handshake/request.c
index 274d2c89b6b2..02269f212c70 100644
--- a/net/handshake/request.c
+++ b/net/handshake/request.c
@@ -17,6 +17,7 @@
 
 #include <net/sock.h>
 #include <net/genetlink.h>
+#include <net/handshake.h>
 #include <net/netns/generic.h>
 
 #include <kunit/visibility.h>
-- 
2.50.1





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