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Date: Wed, 6 May 2020 13:11:13 +0800 From: ChenTao <chentao107@...wei.com> To: <airlied@...ux.ie>, <daniel@...ll.ch> CC: <alexander.deucher@....com>, <christian.koenig@....com>, <David1.Zhou@....com>, <amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>, <chentao107@...wei.com> Subject: [PATCH -next] drm/amdgpu/navi10: fix unsigned comparison with 0 Fixes warning because size is uint32_t and can never be negtative drivers/gpu/drm/amd/amdgpu/../powerplay/navi10_ppt.c:1296:12: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] if (size < 0) Reported-by: Hulk Robot <hulkci@...wei.com> Signed-off-by: ChenTao <chentao107@...wei.com> --- drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index 2184d247a9f7..0c9be864d072 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -1293,8 +1293,6 @@ 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, -- 2.22.0
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