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| author | Jesse Zhang <jesse.zhang@amd.com> | 2024-05-08 12:13:28 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-05-13 23:11:53 +0300 |
| commit | 0ce8ef2639c112ae203c985b758389e378630aac (patch) | |
| tree | b5bb58e5aafb7ee0e5c94a43d126e921f1122c0c | |
| parent | f0574a56fb1ea9afdfbe1b9563a9feaa12241001 (diff) | |
| download | linux-0ce8ef2639c112ae203c985b758389e378630aac.tar.xz | |
drm/amd/pm: check specific index for aldebaran
Check for specific indexes that may be invalid values.
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c index ce941fbb9cfb..a22eb6bbb05e 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c @@ -1886,7 +1886,8 @@ static int aldebaran_mode2_reset(struct smu_context *smu) index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG, SMU_MSG_GfxDeviceDriverReset); - + if (index < 0 ) + return -EINVAL; mutex_lock(&smu->message_lock); if (smu->smc_fw_version >= 0x00441400) { ret = smu_cmn_send_msg_without_waiting(smu, (uint16_t)index, SMU_RESET_MODE_2); |