[patch -next] drm/radeon/dpm/btc: off by one in btc_set_mc_special_registers()

[Dan Carpenter]

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 at 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: