Commit 35f9c09fe (tcp: tcp_sendpages() should call tcp_push() once)
added an internal flag MSG_SENDPAGE_NOTLAST.
We have to check for MSG_SENDPAGE_NOTLAST too to find out whether more data
is available.
Cc: Tom Herbert <therb...@google.com>
Cc: Eric Dumazet <eric.duma...@gmail.com>
Cc: David S. Miller <da...@davemloft.net>
Cc: <sta...@vger.kernel.org> # 3.2.x
Reported-and-tested-by: Shawn Landden <shawnland...@gmail.com>
Signed-off-by: Richard Weinberger <rich...@nod.at>
---
crypto/algif_hash.c | 3 +++
crypto/algif_skcipher.c | 3 +++
2 files changed, 6 insertions(+)
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index ef5356c..8502462 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -114,6 +114,9 @@ static ssize_t hash_sendpage(struct socket *sock, struct
page *page,
struct hash_ctx *ctx = ask->private;
int err;
+ if (flags & MSG_SENDPAGE_NOTLAST)
+ flags |= MSG_MORE;
+
lock_sock(sk);
sg_init_table(ctx->sgl.sg, 1);
sg_set_page(ctx->sgl.sg, page, size, offset);
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 6a6dfc0..a19c027 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -378,6 +378,9 @@ static ssize_t skcipher_sendpage(struct socket *sock,
struct page *page,
struct skcipher_sg_list *sgl;
int err = -EINVAL;
+ if (flags & MSG_SENDPAGE_NOTLAST)
+ flags |= MSG_MORE;
+
lock_sock(sk);
if (!ctx->more && ctx->used)
goto unlock;
--
1.8.4.2
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