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| author |   Pavel Begunkov <asml.silence@gmail.com> | 2021-07-11 22:41:13 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-07-11 16:39:06 -0600 |
| commit | 1b48773f9fd09f311d1166ce1dd50652ebe05218 (patch) | |
| tree | 1adf6e9f4fd635bcc4ad8e1a2641e32e91c24f77 /fs/io_uring.c | |
| parent | io_uring: use right task for exiting checks (diff) | |
| download | linux-dev-1b48773f9fd09f311d1166ce1dd50652ebe05218.tar.xz linux-dev-1b48773f9fd09f311d1166ce1dd50652ebe05218.zip | |
io_uring: fix io_drain_req()
io_drain_req() return whether the request has been consumed or not, not
an error code. Fix a stupid mistake slipped from optimisation patches.
Reported-by: syzbot+ba6fcd859210f4e9e109@syzkaller.appspotmail.com
Fixes: 76cc33d79175a ("io_uring: refactor io_req_defer()")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/4d3c53c4274ffff307c8ae062fc7fda63b978df2.1626039606.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/io_uring.c')
| -rw-r--r-- | fs/io_uring.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index 118215211bb2..0cac361bf6b8 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -6019,11 +6019,13 @@ static bool io_drain_req(struct io_kiocb *req) ret = io_req_prep_async(req); if (ret) - return ret; + goto fail; io_prep_async_link(req); de = kmalloc(sizeof(*de), GFP_KERNEL); if (!de) { - io_req_complete_failed(req, -ENOMEM); + ret = -ENOMEM; +fail: + io_req_complete_failed(req, ret); return true; } |