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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-20 09:14:37 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-20 09:14:37 +0100
commitf16a70c0472ea4cda3ab53fd3b5d2fa5628fb2c7 (patch)
treed4cc4eacbe86b093d0425236afb7118b3f104345 /io_uring/msg_ring.c
parent15ac1122fd6d4bf408a03e6f23c7ad4f60b22f9e (diff)
parente8d018dd0257f744ca50a729e3d042cf2ec9da65 (diff)
Merge 6.3-rc3 into tty-next
We need the tty/serial fixes in here and it resolves a merge conflict with: drivers/tty/serial/8250/8250_em.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'io_uring/msg_ring.c')
-rw-r--r--io_uring/msg_ring.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/io_uring/msg_ring.c b/io_uring/msg_ring.c
index 8803c0979e2a..85fd7ce5f05b 100644
--- a/io_uring/msg_ring.c
+++ b/io_uring/msg_ring.c
@@ -202,7 +202,7 @@ static int io_msg_install_complete(struct io_kiocb *req, unsigned int issue_flag
* completes with -EOVERFLOW, then the sender must ensure that a
* later IORING_OP_MSG_RING delivers the message.
*/
- if (!io_post_aux_cqe(target_ctx, msg->user_data, msg->len, 0))
+ if (!io_post_aux_cqe(target_ctx, msg->user_data, ret, 0))
ret = -EOVERFLOW;
out_unlock:
io_double_unlock_ctx(target_ctx);
@@ -229,6 +229,8 @@ static int io_msg_send_fd(struct io_kiocb *req, unsigned int issue_flags)
struct io_ring_ctx *ctx = req->ctx;
struct file *src_file = msg->src_file;
+ if (msg->len)
+ return -EINVAL;
if (target_ctx == ctx)
return -EINVAL;
if (target_ctx->flags & IORING_SETUP_R_DISABLED)