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| author | Jens Axboe <axboe@kernel.dk> | 2020-03-02 08:27:03 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-02 08:27:03 -0700 |
| commit | 0edcef5700fd558d2548532e0e5db26cb74d19ca (patch) | |
| tree | 062497cc0f62f850feead4bf41522a3e8a3ad5b2 | |
| parent | 8a031500a30416844efdcf3b30e42b7cc1dece5b (diff) | |
| download | liburing-0edcef5700fd558d2548532e0e5db26cb74d19ca.tar.gz liburing-0edcef5700fd558d2548532e0e5db26cb74d19ca.tar.bz2 | |
__io_uring_get_cqe: don't subtract negative error from 'submit'
Only subtract if we know it's >= 0.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | src/queue.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/queue.c b/src/queue.c index a6376a6..16edd16 100644 --- a/src/queue.c +++ b/src/queue.c @@ -58,7 +58,8 @@ int __io_uring_get_cqe(struct io_uring *ring, struct io_uring_cqe **cqe_ptr, wait_nr = 0; if (ret < 0) err = -errno; - submit -= ret; + else + submit -= ret; if (cqe) break; } while (!err); |