Change-Id: I437e3e08cd48943de277c5d3eefdbaf21fd6a489 Signed-off-by: Evan Quan <evan.quan at amd.com> --- drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 7079e61..0364a96 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 * -- 2.7.4
