selftests/pidfd: Fix ksft print formats

Compiling pidfd selftest after adding a __printf() attribute to
ksft_print_msg() and ksft_test_result_pass() exposes -Wformat warnings
in error_report(), test_pidfd_poll_exec_thread(),
child_poll_exec_test(), test_pidfd_poll_leader_exit_thread(),
child_poll_leader_exit_test().

The ksft_test_result_pass() in error_report() expects a string but
doesn't provide any argument after the format string. All the other
calls to ksft_print_msg() in the functions mentioned above have format
strings that don't match with other passed arguments.

Fix format specifiers so they match the passed variables.

Add a missing variable to ksft_test_result_pass() inside
error_report() so it matches other cases in the switch statement.

Fixes: 2def297ec7fb ("pidfd: add tests for NSpid info in fdinfo")
Signed-off-by: Maciej Wieczor-Retman <maciej.wieczor-retman@intel.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

diff --git a/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c b/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c
index 4e86f927880c32d3676db629811aaa37beda69de..01cc37bf611c3216cf9322fa9b3cb46576a2f66b 100644 (file)
--- a/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c
@@ -62,7 +62,7 @@ static void error_report(struct error *err, const char *test_name)
                break;
 
        case PIDFD_PASS:
-               ksft_test_result_pass("%s test: Passed\n");
+               ksft_test_result_pass("%s test: Passed\n", test_name);
                break;
 
        default:

diff --git a/tools/testing/selftests/pidfd/pidfd_test.c b/tools/testing/selftests/pidfd/pidfd_test.c
index 00a07e7c571cda1cd6617af6a91f10d94592aaf1..c081ae91313aa2b24e3cc6eeb750624c350716d6 100644 (file)
--- a/tools/testing/selftests/pidfd/pidfd_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_test.c
@@ -381,13 +381,13 @@ static int test_pidfd_send_signal_syscall_support(void)
 
 static void *test_pidfd_poll_exec_thread(void *priv)
 {
-       ksft_print_msg("Child Thread: starting. pid %d tid %d ; and sleeping\n",
+       ksft_print_msg("Child Thread: starting. pid %d tid %ld ; and sleeping\n",
                        getpid(), syscall(SYS_gettid));
        ksft_print_msg("Child Thread: doing exec of sleep\n");
 
        execl("/bin/sleep", "sleep", str(CHILD_THREAD_MIN_WAIT), (char *)NULL);
 
-       ksft_print_msg("Child Thread: DONE. pid %d tid %d\n",
+       ksft_print_msg("Child Thread: DONE. pid %d tid %ld\n",
                        getpid(), syscall(SYS_gettid));
        return NULL;
 }
@@ -427,7 +427,7 @@ static int child_poll_exec_test(void *args)
 {
        pthread_t t1;
 
-       ksft_print_msg("Child (pidfd): starting. pid %d tid %d\n", getpid(),
+       ksft_print_msg("Child (pidfd): starting. pid %d tid %ld\n", getpid(),
                        syscall(SYS_gettid));
        pthread_create(&t1, NULL, test_pidfd_poll_exec_thread, NULL);
        /*
@@ -480,10 +480,10 @@ static void test_pidfd_poll_exec(int use_waitpid)
 
 static void *test_pidfd_poll_leader_exit_thread(void *priv)
 {
-       ksft_print_msg("Child Thread: starting. pid %d tid %d ; and sleeping\n",
+       ksft_print_msg("Child Thread: starting. pid %d tid %ld ; and sleeping\n",
                        getpid(), syscall(SYS_gettid));
        sleep(CHILD_THREAD_MIN_WAIT);
-       ksft_print_msg("Child Thread: DONE. pid %d tid %d\n", getpid(), syscall(SYS_gettid));
+       ksft_print_msg("Child Thread: DONE. pid %d tid %ld\n", getpid(), syscall(SYS_gettid));
        return NULL;
 }
 
@@ -492,7 +492,7 @@ static int child_poll_leader_exit_test(void *args)
 {
        pthread_t t1, t2;
 
-       ksft_print_msg("Child: starting. pid %d tid %d\n", getpid(), syscall(SYS_gettid));
+       ksft_print_msg("Child: starting. pid %d tid %ld\n", getpid(), syscall(SYS_gettid));
        pthread_create(&t1, NULL, test_pidfd_poll_leader_exit_thread, NULL);
        pthread_create(&t2, NULL, test_pidfd_poll_leader_exit_thread, NULL);