linux-kernel - [PATCH] drm/amd/powerplay: Remove unnecessary comparison statement

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Date:   Mon, 9 Sep 2019 13:31:48 +0900
From:   Austin Kim <austindh.kim@...il.com>
To:     alexander.deucher@....com, airlied@...ux.ie, daniel@...ll.ch
Cc:     linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        amd-gfx@...ts.freedesktop.org, christian.koenig@....com,
        David1.Zhou@....com
Subject: [PATCH] drm/amd/powerplay: Remove unnecessary comparison statement

size contain non-negative value since it is declared as uint32_t.
So below statement is always false.
	if (size < 0)

Remove unnecessary comparison.

Signed-off-by: Austin Kim <austindh.kim@...il.com>
---
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 12c0e46..3c7c68e 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -1134,9 +1134,6 @@ static int navi10_set_power_profile_mode(struct smu_context *smu, long *input, u
 	}
 
 	if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) {
-		if (size < 0)
-			return -EINVAL;
-
 		ret = smu_update_table(smu,
 				       SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT,
 				       (void *)(&activity_monitor), false);
-- 
2.6.2