Signed-off-by: Yuan Sun <sunyu...@huawei.com>
---
 testcases/kernel/containers/userns/userns01.c | 31 +++++++++++++++------------
 1 file changed, 17 insertions(+), 14 deletions(-)

diff --git a/testcases/kernel/containers/userns/userns01.c 
b/testcases/kernel/containers/userns/userns01.c
index 6e313c0..9cada5e 100644
--- a/testcases/kernel/containers/userns/userns01.c
+++ b/testcases/kernel/containers/userns/userns01.c
@@ -71,25 +71,28 @@ static void setup(void)
 int main(int argc, char *argv[])
 {
        int status;
+       int lc;
 
        tst_parse_opts(argc, argv, NULL, NULL);
        setup();
 
-       TEST(do_clone_unshare_test(T_CLONE, CLONE_NEWUSER, child_fn1, NULL));
-
-       if (TEST_RETURN == -1)
-               tst_brkm(TFAIL | TTERRNO, NULL, "clone failed");
-       else if ((wait(&status)) == -1)
-               tst_brkm(TWARN | TERRNO, NULL, "wait failed");
-
-       if (WIFEXITED(status) && WEXITSTATUS(status) != 0)
-               tst_resm(TFAIL, "child exited abnormally");
-       else if (WIFSIGNALED(status)) {
-               tst_resm(TFAIL, "child was killed with signal = %d",
-                        WTERMSIG(status));
+       for (lc = 0; TEST_LOOPING(lc); lc++) {
+               TEST(do_clone_unshare_test(T_CLONE, CLONE_NEWUSER,
+                       child_fn1, NULL));
+
+               if (TEST_RETURN == -1)
+                       tst_brkm(TFAIL | TTERRNO, NULL, "clone failed");
+               else if ((wait(&status)) == -1)
+                       tst_brkm(TWARN | TERRNO, NULL, "wait failed");
+
+               if (WIFEXITED(status) && WEXITSTATUS(status) != 0)
+                       tst_resm(TFAIL, "child exited abnormally");
+               else if (WIFSIGNALED(status)) {
+                       tst_resm(TFAIL, "child was killed with signal = %d",
+                                WTERMSIG(status));
+               } else
+                       tst_resm(TPASS, "uid and gid are right");
        }
-
-       tst_resm(TPASS, "the uid and the gid are right inside the container");
        tst_exit();
 }
 
-- 
1.9.1


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