[PATCH 5.7 105/112] drm/amdgpu: use %u rather than %d for sclk/mclk

Greg Kroah-Hartman
2020-07-07T15:26:52Z

From: Alex Deucher <alexander.deucher@amd.com>

commit beaf10efca64ac824240838ab1f054dfbefab5e6 upstream.

Large clock values may overflow and show up as negative.

Reported by prOMiNd on IRC.

Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -2590,7 +2590,7 @@ static ssize_t amdgpu_hwmon_show_sclk(st
if (r)
return r;

- return snprintf(buf, PAGE_SIZE, "%d\n", sclk * 10 * 1000);
+ return snprintf(buf, PAGE_SIZE, "%u\n", sclk * 10 * 1000);
}

static ssize_t amdgpu_hwmon_show_sclk_label(struct device *dev,
@@ -2622,7 +2622,7 @@ static ssize_t amdgpu_hwmon_show_mclk(st
if (r)
return r;

- return snprintf(buf, PAGE_SIZE, "%d\n", mclk * 10 * 1000);
+ return snprintf(buf, PAGE_SIZE, "%u\n", mclk * 10 * 1000);
}

static ssize_t amdgpu_hwmon_show_mclk_label(struct device *dev,