It should be ">=" instead of ">" here. The table->mc_reg_address[] array has SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE (16) elements.

Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/drivers/gpu/drm/radeon/btc_dpm.c b/drivers/gpu/drm/radeon/btc_dpm.c index bab0185..55491e7 100644 --- a/drivers/gpu/drm/radeon/btc_dpm.c +++ b/drivers/gpu/drm/radeon/btc_dpm.c @@ -1913,7 +1913,7 @@ static int btc_set_mc_special_registers(struct radeon_device *rdev, } j++;

- if (j > SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE) + if (j >= SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE) return -EINVAL;

tmp = RREG32(MC_PMG_CMD_MRS); @@ -1928,7 +1928,7 @@ static int btc_set_mc_special_registers(struct radeon_device *rdev, } j++;

- if (j > SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE) + if (j >= SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE) return -EINVAL; break; case MC_SEQ_RESERVE_M >> 2: @@ -1942,7 +1942,7 @@ static int btc_set_mc_special_registers(struct radeon_device *rdev, } j++;

- if (j > SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE) + if (j >= SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE) return -EINVAL; break; default: