If the ioengine specific parameter is given on the command line,
unrelated value in thread_data.o will be corrupted unexpectedly.
Specifically, if libaio specific parameter userspace_reap is given
on the command line, thread_data.o.description will be set to 1.

This fixes it by passing the correct pointer of ioengine specific
options to the command line parser.

Signed-off-by: Akinobu Mita <[email protected]>
---
* v2
- Update commit log to clarify that this problem only happens with the
  command line options.

 options.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/options.c b/options.c
index 4b91f52..f26ff77 100644
--- a/options.c
+++ b/options.c
@@ -3603,7 +3603,7 @@ int fio_cmd_option_parse(struct thread_data *td, const 
char *opt, char *val)
 int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
                                char *val)
 {
-       return parse_cmd_option(opt, val, td->io_ops->options, td);
+       return parse_cmd_option(opt, val, td->io_ops->options, td->eo);
 }
 
 void fio_fill_default_options(struct thread_data *td)
-- 
1.8.3.1

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