This is a note to let you know that I've just added the patch titled
net: tls, update curr on splice as well
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-tls-update-curr-on-splice-as-well.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 13617a18f890a1ffc6fd0e142c974dc9c76fb4df
Author: John Fastabend <john.fastabend@xxxxxxxxx>
Date: Wed Dec 6 15:27:05 2023 -0800
net: tls, update curr on splice as well
[ Upstream commit c5a595000e2677e865a39f249c056bc05d6e55fd ]
The curr pointer must also be updated on the splice similar to how
we do this for other copy types.
Fixes: d829e9c4112b ("tls: convert to generic sk_msg interface")
Signed-off-by: John Fastabend <john.fastabend@xxxxxxxxx>
Reported-by: Jann Horn <jannh@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231206232706.374377-2-john.fastabend@xxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 779815b885e94..27cc0f0a90e1f 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -952,6 +952,8 @@ static int tls_sw_sendmsg_splice(struct sock *sk, struct msghdr *msg,
}
sk_msg_page_add(msg_pl, page, part, off);
+ msg_pl->sg.copybreak = 0;
+ msg_pl->sg.curr = msg_pl->sg.end;
sk_mem_charge(sk, part);
*copied += part;
try_to_copy -= part;
