io_uring: check reserved fields for recv/recvmsg
authorJens Axboe <axboe@kernel.dk>
Wed, 27 Apr 2022 01:34:57 +0000 (19:34 -0600)
committerJens Axboe <axboe@kernel.dk>
Wed, 27 Apr 2022 02:48:37 +0000 (20:48 -0600)
commit5a1e99b61b0c81388cde0c808b3e4173907df19f
tree87f1a705ad7cadf1cb07cbefd856589645a0c48d
parent588faa1ea5eecb351100ee5d187b9be99210f70d
io_uring: check reserved fields for recv/recvmsg

We should check unused fields for non-zero and -EINVAL if they are set,
making it consistent with other opcodes.

Fixes: aa1fa28fc73e ("io_uring: add support for recvmsg()")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c