[LTP] [PATCH] lib/tst_test.c: set mount_device amd format_device of all_filesystems is set

[Murphy Zhou]

preadv203.c does not set mount_device, which makes BROK:
  preadv203.c:122: BROK: preadv2() failed: EOPNOTSUPP

Fixing this by format and mount device if all_filesystems is set in library.

Signed-off-by: Murphy Zhou <xzhou@redhat.com>
---
 lib/tst_test.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/tst_test.c b/lib/tst_test.c
index 95f389d2e..61dba793e 100644
--- a/lib/tst_test.c
+++ b/lib/tst_test.c
@@ -808,8 +808,11 @@ static void do_setup(int argc, char *argv[])
 		tst_test->format_device = 1;
 	}
 
-	if (tst_test->all_filesystems)
+	if (tst_test->all_filesystems) {
 		tst_test->needs_device = 1;
+		tst_test->mount_device = 1;
+		tst_test->format_device = 1;
+	}
 
 	setup_ipc();
 
-- 
2.21.0