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From 3e85c9f743ff3c0b3f9115d005177838071cfcf6 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Thu, 19 Apr 2018 12:40:15 +0800
Subject: [PATCH 4058/4131] drm/amd/pp: Fix NULL point check error in
smu_set_watermarks_for_clocks_ranges
It is caused by
'commit d6c9a7dc86cd ("drm/amd/pp: Move common code to smu_helper.c")'
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
index 7c23741..93a3d02 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
@@ -657,7 +657,7 @@ int smu_set_watermarks_for_clocks_ranges(void *wt_table,
uint32_t i;
struct watermarks *table = wt_table;
- if (!table || wm_with_clock_ranges)
+ if (!table || !wm_with_clock_ranges)
return -EINVAL;
if (wm_with_clock_ranges->num_wm_sets_dmif > 4 || wm_with_clock_ranges->num_wm_sets_mcif > 4)
--
2.7.4
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