diff options
| author | Evan Quan <evan.quan@amd.com> | 2017-11-06 10:33:45 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-11-07 16:40:26 -0500 |
| commit | 1d864b82a2bde6c583f23dfc7183d07dc9b48b6d (patch) | |
| tree | d69dc634e5f1dd3be11e9044e0ec377bef7bc92e /drivers/gpu | |
| parent | 7da2e3e09e3186b672822aaade407d17eb35551f (diff) | |
drm/amd/powerplay: suppress KASAN out of bounds warning in vega10_populate_all_memory_levels
Signed-off-by: Evan Quan <evan.quan@amd.com>
Tested-and-Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 4239b98cf6db..b66df60afe01 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -1807,6 +1807,10 @@ static int vega10_populate_all_memory_levels(struct pp_hwmgr *hwmgr) mem_channels = (cgs_read_register(hwmgr->device, reg) & DF_CS_AON0_DramBaseAddress0__IntLvNumChan_MASK) >> DF_CS_AON0_DramBaseAddress0__IntLvNumChan__SHIFT; + PP_ASSERT_WITH_CODE(mem_channels < ARRAY_SIZE(channel_number), + "Mem Channel Index Exceeded maximum!", + return -1); + pp_table->NumMemoryChannels = cpu_to_le16(mem_channels); pp_table->MemoryChannelWidth = cpu_to_le16(HBM_MEMORY_CHANNEL_WIDTH * |