diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 9fcb4677d0f0..510df1134b56 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -13149,6 +13149,7 @@ static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector, u8 *edid_ext = NULL; int i; int j = 0; + int total_ext_block_len; if (edid == NULL || edid->extensions == 0) return -ENODEV; @@ -13160,7 +13161,8 @@ static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector, break; } - while (j < EDID_LENGTH - sizeof(struct amd_vsdb_block)) { + total_ext_block_len = EDID_LENGTH * edid->extensions; + while (j < total_ext_block_len - sizeof(struct amd_vsdb_block)) { struct amd_vsdb_block *amd_vsdb = (struct amd_vsdb_block *)&edid_ext[j]; unsigned int ieeeId = (amd_vsdb->ieee_id[2] << 16) | (amd_vsdb->ieee_id[1] << 8) | (amd_vsdb->ieee_id[0]); |