[LTP] [PATCH 1/2] syscalls/open01.c: Don't continue when open() failed

[Xiao Yang]

Avoid calling fstat() with invalid fd:
-------------------------------------------
./open01
...
open01.c:53: TBROK: fstat(-1,0x7fff731410a0) failed: EBADF (9)
-------------------------------------------

Signed-off-by: Xiao Yang <yangx.jy@cn.fujitsu.com>
---
 testcases/kernel/syscalls/open/open01.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/testcases/kernel/syscalls/open/open01.c b/testcases/kernel/syscalls/open/open01.c
index 1172f832b..2f0ad550a 100644
--- a/testcases/kernel/syscalls/open/open01.c
+++ b/testcases/kernel/syscalls/open/open01.c
@@ -47,6 +47,9 @@ static void verify_open(unsigned int n)
 
 	TST_EXP_FD(open(tc->filename, tc->flag, tc->mode),
 	           "open() with %s", tc->desc);
+	if (!TST_PASS)
+		return;
+
 	fd = TST_RET;
 
 	SAFE_FSTAT(fd, &buf);
-- 
2.21.0