Thread (23 messages) flat view 23 messages, 2 authors, 2018-07-05
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[PATCH net-next 07/18] tls: Split tls_sw_release_resources_rx

From: Boris Pismenny <hidden>
Date: 2018-07-04 13:32:48
Subsystem: networking [general], networking [tls], the rest · Maintainers: "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, John Fastabend, Sabrina Dubroca, Linus Torvalds

This patch splits tls_sw_release_resources_rx into two functions one
which releases all inner software tls structures and another that also
frees the containing structure.

In TLS_DEVICE we will need to release the software structures without
freeeing the containing structure, which contains other information.

Signed-off-by: Boris Pismenny <redacted>
---
 include/net/tls.h |  1 +
 net/tls/tls_sw.c  | 10 +++++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/include/net/tls.h b/include/net/tls.h
index 49b8922..7a485de 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -223,6 +223,7 @@ int tls_sw_sendpage(struct sock *sk, struct page *page,
 void tls_sw_close(struct sock *sk, long timeout);
 void tls_sw_free_resources_tx(struct sock *sk);
 void tls_sw_free_resources_rx(struct sock *sk);
+void tls_sw_release_resources_rx(struct sock *sk);
 int tls_sw_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
 		   int nonblock, int flags, int *addr_len);
 unsigned int tls_sw_poll(struct file *file, struct socket *sock,
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 8f53b92..7a5c36c 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -1034,7 +1034,7 @@ void tls_sw_free_resources_tx(struct sock *sk)
 	kfree(ctx);
 }
 
-void tls_sw_free_resources_rx(struct sock *sk)
+void tls_sw_release_resources_rx(struct sock *sk)
 {
 	struct tls_context *tls_ctx = tls_get_ctx(sk);
 	struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx);
@@ -1053,6 +1053,14 @@ void tls_sw_free_resources_rx(struct sock *sk)
 		strp_done(&ctx->strp);
 		lock_sock(sk);
 	}
+}
+
+void tls_sw_free_resources_rx(struct sock *sk)
+{
+	struct tls_context *tls_ctx = tls_get_ctx(sk);
+	struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx);
+
+	tls_sw_release_resources_rx(sk);
 
 	kfree(ctx);
 }
-- 
1.8.3.1
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