[PATCH i-g-t] tests/xe_pm_residency: Fix while loop in toggle_gt_c6

[Rodrigo Vivi <rodrigo.vivi@intel.com>]

From: Bommithi Sakeena <bommithi.sakeena@intel.com>

Function toggle_gt_c6 has while loop iterating for (NUM_REPS +1)
times. Correct it to iterate to NUM_REPS times.

Signed-off-by: Bommithi Sakeena <bommithi.sakeena@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
---
 tests/intel/xe_pm_residency.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/intel/xe_pm_residency.c b/tests/intel/xe_pm_residency.c
index 0e687558b..f4d05889c 100644
--- a/tests/intel/xe_pm_residency.c
+++ b/tests/intel/xe_pm_residency.c
@@ -297,7 +297,7 @@ static void toggle_gt_c6(int fd, int n)
 
 		if (n == NUM_REPS)
 			measure_power(&gpu, &gt_c6_power);
-	} while (n--);
+	} while (--n);
 
 	igt_power_close(&gpu);
 	igt_info("GPU consumed %fmW in GT C6 and %fmW in GT C0\n", gt_c6_power, gt_c0_power);
-- 
2.46.0