zerocopy_from_iter iterates over the message, but it doesn't revert the updates made by the iov iteration. This patch fixes it. Now, the iov can be used after calling zerocopy_from_iter.
Fixes: 3c4d75591 ("tls: kernel TLS support") Signed-off-by: Boris Pismenny <bor...@mellanox.com> --- net/tls/tls_sw.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index 2a6ba0f..37ac220 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -318,6 +318,7 @@ static int zerocopy_from_iter(struct sock *sk, struct iov_iter *from, out: *size_used = size; *pages_used = num_elem; + iov_iter_revert(from, size); return rc; } -- 1.8.3.1