From a320e9fa1e2680116d165b9369dfa41d7cc1e1d1 Mon Sep 17 00:00:00 2001 From: Pavel Begunkov Date: Thu, 14 Nov 2019 00:11:01 +0300 Subject: [PATCH] io_uring: Fix getting file for non-fd opcodes For timeout requests and bunch of others io_uring tries to grab a file with specified fd, which is usually stdin/fd=0. Update io_op_needs_file() Signed-off-by: Pavel Begunkov Signed-off-by: Jens Axboe --- fs/io_uring.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/fs/io_uring.c b/fs/io_uring.c index 9500780bcaea..55f8b1d378df 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2599,6 +2599,10 @@ static bool io_op_needs_file(const struct io_uring_sqe *sqe) switch (op) { case IORING_OP_NOP: case IORING_OP_POLL_REMOVE: + case IORING_OP_TIMEOUT: + case IORING_OP_TIMEOUT_REMOVE: + case IORING_OP_ASYNC_CANCEL: + case IORING_OP_LINK_TIMEOUT: return false; default: return true; -- 2.45.2