diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-09-27 23:18:39 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-18 10:54:57 -0700 |
| commit | 85c19925ea88c5999589e7bed03f89640a014f57 (patch) | |
| tree | 5b66c24d0359373be02a9f416762fbabe8459b79 | |
| parent | 7e7db3b653c929be0f98bc733fa8eb19f9d9bee8 (diff) | |
drm/radeon/dpm/btc: off by one in btc_set_mc_special_registers()
commit 96d8df846f52a720c8ae1fadadfad7c9e733e336 upstream.
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>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpu/drm/radeon/btc_dpm.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/btc_dpm.c b/drivers/gpu/drm/radeon/btc_dpm.c index 084e69414fd1..639b9aaaa843 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: |