Dan Carpenter b2173a8b64 io_uring/kbuf: Fix an NULL vs IS_ERR() bug in io_alloc_pbuf_ring() ...

[ Upstream commit e53f7b54b1fdecae897f25002ff0cff04faab228 ]

The io_mem_alloc() function returns error pointers, not NULL.  Update
the check accordingly.

Fixes: b10b73c102a2 ("io_uring/kbuf: recycle freed mapped buffer ring entries")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/5ed268d3-a997-4f64-bd71-47faa92101ab@moroto.mountain
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2023-12-13 18:45:17 +01:00

..

advise.c

io_uring: always go async for unsupported fadvise flags

2023-01-29 15:18:26 -07:00

advise.h

…

alloc_cache.h

io_uring/rsrc: consolidate node caching

2023-04-12 12:09:41 -06:00

cancel.c

io_uring/cancel: wire up IORING_ASYNC_CANCEL_OP for sync cancel

2023-07-17 10:05:48 -06:00

cancel.h

io_uring/cancel: support opcode based lookup and cancelation

2023-07-17 10:05:48 -06:00

epoll.c

io_uring: undeprecate epoll_ctl support

2023-05-26 20:22:41 -06:00

epoll.h

…

fdinfo.c

io_uring/fdinfo: remove need for sqpoll lock for thread/pid retrieval

2023-11-28 17:19:52 +00:00

fdinfo.h

…

filetable.c

io_uring: add helpers to decode the fixed file file_ptr

2023-06-20 09:36:22 -06:00

filetable.h

io_uring: add helpers to decode the fixed file file_ptr

2023-06-20 09:36:22 -06:00

fs.c

io_uring/fs: consider link->flags when getting path for LINKAT

2023-12-03 07:33:07 +01:00

fs.h

…

io_uring.c

io_uring/kbuf: defer release of mapped buffer rings

2023-12-08 08:52:20 +01:00

io_uring.h

io_uring: enable io_mem_alloc/free to be used in other parts

2023-12-08 08:52:20 +01:00

io-wq.c

io-wq: fully initialize wqe before calling cpuhp_state_add_instance_nocalls()

2023-10-05 14:11:18 -06:00

io-wq.h

io_uring: break out of iowq iopoll on teardown

2023-09-07 09:02:27 -06:00

kbuf.c

io_uring/kbuf: Fix an NULL vs IS_ERR() bug in io_alloc_pbuf_ring()

2023-12-13 18:45:17 +01:00

kbuf.h

io_uring/kbuf: defer release of mapped buffer rings

2023-12-08 08:52:20 +01:00

Makefile

…

msg_ring.c

io_uring: use io_file_from_index in io_msg_grab_file

2023-06-20 09:36:22 -06:00

msg_ring.h

io_uring: get rid of double locking

2022-12-07 06:47:13 -07:00

net.c

io_uring/net: ensure socket is marked connected on connect retry

2023-11-20 11:59:38 +01:00

net.h

io_uring: Add KASAN support for alloc_caches

2023-04-03 07:16:14 -06:00

nop.c

…

nop.h

…

notif.c

io_uring/notif: add constant for ubuf_info flags

2023-04-15 14:21:04 -06:00

notif.h

io_uring/notif: add constant for ubuf_info flags

2023-04-15 14:21:04 -06:00

opdef.c

io_uring: Pass whole sqe to commands

2023-05-04 08:19:05 -06:00

opdef.h

io_uring: Split io_issue_def struct

2023-01-29 15:17:41 -07:00

openclose.c

io_uring: correct check for O_TMPFILE

2023-08-07 12:34:23 -06:00

openclose.h

…

poll.c

io_uring: never overflow io_aux_cqe

2023-08-11 10:42:57 -06:00

poll.h

io_uring: avoid indirect function calls for the hottest task_work

2023-06-02 08:55:37 -06:00

refs.h

…

rsrc.c

io_uring: fix off-by one bvec index

2023-12-03 07:33:07 +01:00

rsrc.h

io_uring/rsrc: Annotate struct io_mapped_ubuf with __counted_by

2023-08-17 19:14:47 -06:00

rw.c

Merge tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2023-10-27 16:44:58 -10:00

rw.h

io_uring: avoid indirect function calls for the hottest task_work

2023-06-02 08:55:37 -06:00

slist.h

io_uring: silence variable ‘prev’ set but not used warning

2023-03-09 10:10:58 -07:00

splice.c

io_uring/splice: use fput() directly

2023-08-10 10:24:25 -06:00

splice.h

…

sqpoll.c

io_uring/fdinfo: remove need for sqpoll lock for thread/pid retrieval

2023-11-28 17:19:52 +00:00

sqpoll.h

io_uring/sqpoll: fix io-wq affinity when IORING_SETUP_SQPOLL is used

2023-08-16 13:40:28 -06:00

statx.c

io_uring: for requests that require async, force it

2023-01-29 15:18:26 -07:00

statx.h

…

sync.c

io_uring: for requests that require async, force it

2023-01-29 15:18:26 -07:00

sync.h

…

tctx.c

io_uring: Add io_uring_setup flag to pre-register ring fd and never install it

2023-05-16 08:06:00 -06:00

tctx.h

io_uring: simplify __io_uring_add_tctx_node

2022-10-07 12:25:30 -06:00

timeout.c

io_uring: never overflow io_aux_cqe

2023-08-11 10:42:57 -06:00

timeout.h

io_uring: remove unused return from io_disarm_next

2022-09-21 13:15:01 -06:00

uring_cmd.c

io_uring: simplify big_cqe handling

2023-08-24 17:16:19 -06:00

uring_cmd.h

io_uring: Remove unnecessary BUILD_BUG_ON

2023-05-04 08:19:05 -06:00

xattr.c

io_uring: for requests that require async, force it

2023-01-29 15:18:26 -07:00

xattr.h

…