net/handshake: remove redundant assignment to variable ret

The variable is being assigned an value and then is being re-assigned
a new value in the next statement. The assignment is redundant and can
be removed.

Cleans up clang scan build warning:
net/handshake/tlshd.c:216:2: warning: Value stored to 'ret' is never
read [deadcode.DeadStores]
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Jason Xing <kerneljasonxing@gmail.com>
Acked-by: Chuck Lever <chuck.lever@oracle.com>
Link: https://lore.kernel.org/r/20240415100713.483399-1-colin.i.king@gmail.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

net/handshake/tlshd.c

@@ -213,7 +213,6 @@ static int tls_handshake_accept(struct handshake_req *req,
 	if (!hdr)
 		goto out_cancel;
 
-	ret = -EMSGSIZE;
 	ret = nla_put_s32(msg, HANDSHAKE_A_ACCEPT_SOCKFD, fd);
 	if (ret < 0)
 		goto out_cancel;