* [PATCH] io_uring: fix merge error in checking send/recv addr2 flags
@ 2022-06-21 13:48 Jens Axboe
0 siblings, 0 replies; only message in thread
From: Jens Axboe @ 2022-06-21 13:48 UTC (permalink / raw)
To: io-uring
With the dropping of the IOPOLL checking in the per-opcode handlers,
we inadvertently left two checks in the recv/recvmsg and send/sendmsg
prep handlers for the same thing, and one of them includes addr2 which
holds the flags for these opcodes.
Fix it up and kill the redundant checks.
Signed-off-by: Jens Axboe <[email protected]>
---
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 87c65a358678..05508fe92b9c 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -6077,8 +6077,6 @@ static int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
if (unlikely(sqe->file_index))
return -EINVAL;
- if (unlikely(sqe->addr2 || sqe->file_index))
- return -EINVAL;
sr->umsg = u64_to_user_ptr(READ_ONCE(sqe->addr));
sr->len = READ_ONCE(sqe->len);
@@ -6315,8 +6313,6 @@ static int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
if (unlikely(sqe->file_index))
return -EINVAL;
- if (unlikely(sqe->addr2 || sqe->file_index))
- return -EINVAL;
sr->umsg = u64_to_user_ptr(READ_ONCE(sqe->addr));
sr->len = READ_ONCE(sqe->len);
--
Jens Axboe
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