selftests: media_dcevice_test fix to handle ioctl failure case

Fix to print information returned by ioctl only when
it returns success.

Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/tools/testing/selftests/media_tests/media_device_test.c b/tools/testing/selftests/media_tests/media_device_test.c
index a47880b9e00a..7a4d613f4742 100644
--- a/tools/testing/selftests/media_tests/media_device_test.c
+++ b/tools/testing/selftests/media_tests/media_device_test.c
@@ -86,8 +86,9 @@ int main(int argc, char **argv)
                 ret = ioctl(fd, MEDIA_IOC_DEVICE_INFO, &mdi);
                 if (ret < 0)
                         printf("Media Device Info errno %s\n", strerror(errno));
-                printf("Media device model %s driver %s\n",
-                        mdi.model, mdi.driver);
+                else
+                        printf("Media device model %s driver %s\n",
+                                mdi.model, mdi.driver);
                 sleep(10);
                 count++;
         }