io_uring: return error pointer from io_mem_alloc()
authorJens Axboe <axboe@kernel.dk>
Fri, 5 Nov 2021 23:13:52 +0000 (17:13 -0600)
committerJens Axboe <axboe@kernel.dk>
Thu, 27 Apr 2023 01:10:06 +0000 (19:10 -0600)
commit235381de300c6d8bc05bb17ca4470b661e209b64
tree0de1a3d49fdd4c525ef494c62c768395714ef6b2
parenta244bab525fd8b9adf669b127e0e926797c289e2
io_uring: return error pointer from io_mem_alloc()

In preparation for having more than one time of ring allocator, make the
existing one return valid/error-pointer rather than just NULL.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
io_uring/io_uring.c