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backend: do_dry_run(): get_io_u() can return an error pointer
author
Jens Axboe
<axboe@fb.com>
Fri, 29 Jul 2016 15:59:38 +0000
(09:59 -0600)
committer
Jens Axboe
<axboe@fb.com>
Fri, 29 Jul 2016 15:59:38 +0000
(09:59 -0600)
Don't just check for NULL.
Signed-off-by: Jens Axboe <axboe@fb.com>
backend.c
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diff --git
a/backend.c
b/backend.c
index 2f290d2d7d1358429c1a66440f79de648bfd88c9..8a71490e9a59424e6e243afc1f1eb8356443b3e2 100644
(file)
--- a/
backend.c
+++ b/
backend.c
@@
-1399,7
+1399,7
@@
static uint64_t do_dry_run(struct thread_data *td)
break;
io_u = get_io_u(td);
- if (
!io_u
)
+ if (
IS_ERR_OR_NULL(io_u)
)
break;
io_u_set(io_u, IO_U_F_FLIGHT);