diff options
Diffstat (limited to 'include/linux/avf')
-rw-r--r-- | include/linux/avf/virtchnl.h | 57 |
1 files changed, 35 insertions, 22 deletions
diff --git a/include/linux/avf/virtchnl.h b/include/linux/avf/virtchnl.h index 3ab207c14809..c1a20b533fc0 100644 --- a/include/linux/avf/virtchnl.h +++ b/include/linux/avf/virtchnl.h @@ -268,10 +268,11 @@ struct virtchnl_vf_resource { u32 rss_key_size; u32 rss_lut_size; - struct virtchnl_vsi_resource vsi_res[1]; + struct virtchnl_vsi_resource vsi_res[]; }; -VIRTCHNL_CHECK_STRUCT_LEN(36, virtchnl_vf_resource); +VIRTCHNL_CHECK_STRUCT_LEN(20, virtchnl_vf_resource); +#define virtchnl_vf_resource_LEGACY_SIZEOF 36 /* VIRTCHNL_OP_CONFIG_TX_QUEUE * VF sends this message to set up parameters for one TX queue. @@ -340,10 +341,11 @@ struct virtchnl_vsi_queue_config_info { u16 vsi_id; u16 num_queue_pairs; u32 pad; - struct virtchnl_queue_pair_info qpair[1]; + struct virtchnl_queue_pair_info qpair[]; }; -VIRTCHNL_CHECK_STRUCT_LEN(72, virtchnl_vsi_queue_config_info); +VIRTCHNL_CHECK_STRUCT_LEN(8, virtchnl_vsi_queue_config_info); +#define virtchnl_vsi_queue_config_info_LEGACY_SIZEOF 72 /* VIRTCHNL_OP_REQUEST_QUEUES * VF sends this message to request the PF to allocate additional queues to @@ -385,10 +387,11 @@ VIRTCHNL_CHECK_STRUCT_LEN(12, virtchnl_vector_map); struct virtchnl_irq_map_info { u16 num_vectors; - struct virtchnl_vector_map vecmap[1]; + struct virtchnl_vector_map vecmap[]; }; -VIRTCHNL_CHECK_STRUCT_LEN(14, virtchnl_irq_map_info); +VIRTCHNL_CHECK_STRUCT_LEN(2, virtchnl_irq_map_info); +#define virtchnl_irq_map_info_LEGACY_SIZEOF 14 /* VIRTCHNL_OP_ENABLE_QUEUES * VIRTCHNL_OP_DISABLE_QUEUES @@ -459,10 +462,11 @@ VIRTCHNL_CHECK_STRUCT_LEN(8, virtchnl_ether_addr); struct virtchnl_ether_addr_list { u16 vsi_id; u16 num_elements; - struct virtchnl_ether_addr list[1]; + struct virtchnl_ether_addr list[]; }; -VIRTCHNL_CHECK_STRUCT_LEN(12, virtchnl_ether_addr_list); +VIRTCHNL_CHECK_STRUCT_LEN(4, virtchnl_ether_addr_list); +#define virtchnl_ether_addr_list_LEGACY_SIZEOF 12 /* VIRTCHNL_OP_ADD_VLAN * VF sends this message to add one or more VLAN tag filters for receives. @@ -481,10 +485,11 @@ VIRTCHNL_CHECK_STRUCT_LEN(12, virtchnl_ether_addr_list); struct virtchnl_vlan_filter_list { u16 vsi_id; u16 num_elements; - u16 vlan_id[1]; + u16 vlan_id[]; }; -VIRTCHNL_CHECK_STRUCT_LEN(6, virtchnl_vlan_filter_list); +VIRTCHNL_CHECK_STRUCT_LEN(4, virtchnl_vlan_filter_list); +#define virtchnl_vlan_filter_list_LEGACY_SIZEOF 6 /* This enum is used for all of the VIRTCHNL_VF_OFFLOAD_VLAN_V2_CAPS related * structures and opcodes. @@ -1372,11 +1377,19 @@ VIRTCHNL_CHECK_STRUCT_LEN(12, virtchnl_fdir_del); #define __vss_byone(p, member, count, old) \ (struct_size(p, member, count) + (old - 1 - struct_size(p, member, 0))) +#define __vss_full(p, member, count, old) \ + (struct_size(p, member, count) + (old - struct_size(p, member, 0))) + #define __vss(type, func, p, member, count) \ struct type: func(p, member, count, type##_LEGACY_SIZEOF) #define virtchnl_struct_size(p, m, c) \ _Generic(*p, \ + __vss(virtchnl_vf_resource, __vss_full, p, m, c), \ + __vss(virtchnl_vsi_queue_config_info, __vss_full, p, m, c), \ + __vss(virtchnl_irq_map_info, __vss_full, p, m, c), \ + __vss(virtchnl_ether_addr_list, __vss_full, p, m, c), \ + __vss(virtchnl_vlan_filter_list, __vss_full, p, m, c), \ __vss(virtchnl_rss_key, __vss_byone, p, m, c), \ __vss(virtchnl_rss_lut, __vss_byone, p, m, c)) @@ -1414,24 +1427,23 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode, valid_len = sizeof(struct virtchnl_rxq_info); break; case VIRTCHNL_OP_CONFIG_VSI_QUEUES: - valid_len = sizeof(struct virtchnl_vsi_queue_config_info); + valid_len = virtchnl_vsi_queue_config_info_LEGACY_SIZEOF; if (msglen >= valid_len) { struct virtchnl_vsi_queue_config_info *vqc = (struct virtchnl_vsi_queue_config_info *)msg; - valid_len += (vqc->num_queue_pairs * - sizeof(struct - virtchnl_queue_pair_info)); + valid_len = virtchnl_struct_size(vqc, qpair, + vqc->num_queue_pairs); if (vqc->num_queue_pairs == 0) err_msg_format = true; } break; case VIRTCHNL_OP_CONFIG_IRQ_MAP: - valid_len = sizeof(struct virtchnl_irq_map_info); + valid_len = virtchnl_irq_map_info_LEGACY_SIZEOF; if (msglen >= valid_len) { struct virtchnl_irq_map_info *vimi = (struct virtchnl_irq_map_info *)msg; - valid_len += (vimi->num_vectors * - sizeof(struct virtchnl_vector_map)); + valid_len = virtchnl_struct_size(vimi, vecmap, + vimi->num_vectors); if (vimi->num_vectors == 0) err_msg_format = true; } @@ -1442,23 +1454,24 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode, break; case VIRTCHNL_OP_ADD_ETH_ADDR: case VIRTCHNL_OP_DEL_ETH_ADDR: - valid_len = sizeof(struct virtchnl_ether_addr_list); + valid_len = virtchnl_ether_addr_list_LEGACY_SIZEOF; if (msglen >= valid_len) { struct virtchnl_ether_addr_list *veal = (struct virtchnl_ether_addr_list *)msg; - valid_len += veal->num_elements * - sizeof(struct virtchnl_ether_addr); + valid_len = virtchnl_struct_size(veal, list, + veal->num_elements); if (veal->num_elements == 0) err_msg_format = true; } break; case VIRTCHNL_OP_ADD_VLAN: case VIRTCHNL_OP_DEL_VLAN: - valid_len = sizeof(struct virtchnl_vlan_filter_list); + valid_len = virtchnl_vlan_filter_list_LEGACY_SIZEOF; if (msglen >= valid_len) { struct virtchnl_vlan_filter_list *vfl = (struct virtchnl_vlan_filter_list *)msg; - valid_len += vfl->num_elements * sizeof(u16); + valid_len = virtchnl_struct_size(vfl, vlan_id, + vfl->num_elements); if (vfl->num_elements == 0) err_msg_format = true; } |