v4l2-compliance: Print invalid error_idx values in control tests

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

diff --git a/utils/v4l2-compliance/v4l2-test-controls.cpp b/utils/v4l2-compliance/v4l2-test-controls.cpp
index 2e03551..70b8aba 100644 (file)
--- a/utils/v4l2-compliance/v4l2-test-controls.cpp
+++ b/utils/v4l2-compliance/v4l2-test-controls.cpp
@@ -614,7 +614,7 @@ int testExtendedControls(struct node *node)
        if (ret != EINVAL)
                return fail("g_ext_ctrls accepted invalid control ID\n");
        if (ctrls.error_idx != ctrls.count)
-               return fail("g_ext_ctrls(0) invalid error_idx\n");
+               return fail("g_ext_ctrls(0) invalid error_idx %u\n", ctrls.error_idx);
        ctrl.id = 0;
        ctrl.size = 0;
        ctrl.value = 0;
@@ -622,12 +622,12 @@ int testExtendedControls(struct node *node)
        if (ret != EINVAL)
                return fail("try_ext_ctrls accepted invalid control ID\n");
        if (ctrls.error_idx != 0)
-               return fail("try_ext_ctrls(0) invalid error_idx\n");
+               return fail("try_ext_ctrls(0) invalid error_idx %u\n", ctrls.error_idx);
        ret = doioctl(node, VIDIOC_S_EXT_CTRLS, &ctrls);
        if (ret != EINVAL)
                return fail("s_ext_ctrls accepted invalid control ID\n");
        if (ctrls.error_idx != ctrls.count)
-               return fail("s_ext_ctrls(0) invalid error_idx\n");
+               return fail("s_ext_ctrls(0) invalid error_idx %u\n", ctrls.error_idx);
 
        for (iter = node->controls.begin(); iter != node->controls.end(); ++iter) {
                struct v4l2_ext_control ctrl;