[PATCH] drm/amd/powerplay: fix incorrect assignments to mclk_mask and soc_mask

From: Colin King
Date: Fri Jun 28 2019 - 10:45:23 EST


From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

There are null pointer checks on mlck_mask and soc_mask however the
sclk_mask is being used in assignments in what looks to be a cut-n-paste
coding error. Fix this by using the correct pointers in the assignments.

Addresses-Coverity: ("Dereference after null check")
Fixes: 2d9fb9b06643 ("drm/amd/powerplay: add function get_profiling_clk_mask for navi10")
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 27e5c80..ac151da 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -1134,14 +1134,14 @@ static int navi10_get_profiling_clk_mask(struct smu_context *smu,
ret = smu_get_dpm_level_count(smu, SMU_MCLK, &level_count);
if (ret)
return ret;
- *sclk_mask = level_count - 1;
+ *mclk_mask = level_count - 1;
}

if(soc_mask) {
ret = smu_get_dpm_level_count(smu, SMU_SOCCLK, &level_count);
if (ret)
return ret;
- *sclk_mask = level_count - 1;
+ *soc_mask = level_count - 1;
}
}

--
2.7.4