diff options
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c index 8ced4be784e0..c60d2f79eeef 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c @@ -616,7 +616,8 @@ amdgpu_ras_eeprom_append_table(struct amdgpu_ras_eeprom_control *control, __encode_table_record_to_buf(control, &record[i], pp); /* update bad channel bitmap */ - if (!(control->bad_channel_bitmap & (1 << record[i].mem_channel))) { + if ((record[i].mem_channel < BITS_PER_TYPE(control->bad_channel_bitmap)) && + !(control->bad_channel_bitmap & (1 << record[i].mem_channel))) { control->bad_channel_bitmap |= 1 << record[i].mem_channel; con->update_channel_flag = true; } @@ -969,7 +970,8 @@ int amdgpu_ras_eeprom_read(struct amdgpu_ras_eeprom_control *control, __decode_table_record_from_buf(control, &record[i], pp); /* update bad channel bitmap */ - if (!(control->bad_channel_bitmap & (1 << record[i].mem_channel))) { + if ((record[i].mem_channel < BITS_PER_TYPE(control->bad_channel_bitmap)) && + !(control->bad_channel_bitmap & (1 << record[i].mem_channel))) { control->bad_channel_bitmap |= 1 << record[i].mem_channel; con->update_channel_flag = true; } |