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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/core/dev.c __dev_change_net_namespace() -> dev_prep_valid_name()

Type Parameter Key Value
PARAM_VALUE 1 dev 4096-ptr_max
PARAM_VALUE 1 dev->netns_immutable 0
PARAM_VALUE 1 dev->reg_state 1
PARAM_VALUE 2 want_name 4096-ptr_max
PARAM_VALUE 3 out_name 5610015542596444160
PARAM_VALUE 4 dup_errno 17
BUF_SIZE 0 net (-1),10304,10432
BUF_SIZE 0 net (-1),10304,10432
BUF_SIZE 2 want_name 0,6-7,16
BUF_SIZE 2 want_name 0,6-7,16
BUF_SIZE 3 out_name 16
CAPPED_DATA 1 dev->nd_net.net 1
DATA_SOURCE 0 net $1
DATA_SOURCE 1 dev $0
DATA_SOURCE 2 want_name $2
STR_LEN 0 net (-1),5-6,15
STR_LEN 1 dev (-1),5-6,15
BIT_INFO 2 want_name 0x0,0x7fffffffffffffff
BIT_INFO 2 want_name 0x0,0x7fffffffffffffff
RX_PATH
TASK_NOT_RUNNING
USER_DATA 2 *want_name 0-255
UNITS 0 net unit_byte
UNITS 1 dev unit_byte
USER_PTR 2 want_name
HALF_LOCKED2 global &rtnl_mutex

net/core/dev.c dev_alloc_name() -> dev_prep_valid_name()

Type Parameter Key Value
PARAM_VALUE 1 dev 4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_add_slave 0,823636617244635136,3142229396628504576,4473764246731075584,5430594904042291200,5754417738661023744,7321652195188301824
PARAM_VALUE 1 dev->netdev_ops->ndo_bpf 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_bridge_dellink 0,680775373242744832
PARAM_VALUE 1 dev->netdev_ops->ndo_bridge_getlink 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_bridge_setlink 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_change_carrier 0,885170895855865856,1782477489044140032,2219068876340936704,3313908872681771008,6182840514861293568,6498501278544633856
PARAM_VALUE 1 dev->netdev_ops->ndo_change_rx_flags 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_del_slave 0,4188424553528614912,4729938391940333568,5387588324921257984,5687942034094653440,7973297224058761216,8884156673750904832
PARAM_VALUE 1 dev->netdev_ops->ndo_dfwd_add_station 0,729102835156180992,975335494189187072,8441514693898158080
PARAM_VALUE 1 dev->netdev_ops->ndo_dfwd_del_station 0,4186899731317792768,5439870935049994240,8029757989396582400
PARAM_VALUE 1 dev->netdev_ops->ndo_do_ioctl 0,788841219136544768
PARAM_VALUE 1 dev->netdev_ops->ndo_eth_ioctl 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_ddp_done 0,3862468120917999616,6439886031210024960
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_ddp_setup 0,632461323526074368,5761325739088502784
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_ddp_target 0,3634905522993065984,7333149613958950912
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_disable 0,6463264662614528000,7160346319276494848,8231323729747480576
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_enable 0,2923136493182525440,3532100838410285056,4317290564582428672
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_get_hbainfo 0,1096580233867087872
PARAM_VALUE 1 dev->netdev_ops->ndo_fcoe_get_wwn 0,522694229312503808,3927833707116441600,6823878900046209024
PARAM_VALUE 1 dev->netdev_ops->ndo_fdb_add 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_fdb_del 0,1601512751042326528,2190034336822136832,3914041376362209280,4943624292584730624,6612239752106622976,7096514808514260992
PARAM_VALUE 1 dev->netdev_ops->ndo_fdb_del_bulk 0,3653807925983469568,6417556756298358784
PARAM_VALUE 1 dev->netdev_ops->ndo_fdb_dump 0,636052929119883264,1277806022366916608,1361680740606844928,1886571956223459328,4010753916617592832,4110861230911090688,8456673231916085248
PARAM_VALUE 1 dev->netdev_ops->ndo_fdb_get 0,4225022042767831040,5668764993603383296
PARAM_VALUE 1 dev->netdev_ops->ndo_features_check 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_fill_forward_path 0,682957396127096832,2426471984165416960,2961787540032131072,3224334602313060352,4534558995965411328,4741173255554150400,8685789417581973504
PARAM_VALUE 1 dev->netdev_ops->ndo_fill_metadata_dst 0,2000313367131492352,3727338945364471808,5461160918323019776,7386306989449080832
PARAM_VALUE 1 dev->netdev_ops->ndo_fix_features 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_iflink 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_offload_stats 0,1883823937596661760,2002632611023077376,2654962457228488704,2746328408631848960,4537756395981295616,8722127343616376832,9009208775950950400
PARAM_VALUE 1 dev->netdev_ops->ndo_get_peer_dev 0,2164507488541290496,4421861222638706688
PARAM_VALUE 1 dev->netdev_ops->ndo_get_phys_port_id 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_phys_port_name 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_port_parent_id 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_stats 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_tstamp 0,5214773026541371392,9198102671157166080
PARAM_VALUE 1 dev->netdev_ops->ndo_get_vf_config 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_vf_guid 0,6807259938171342848
PARAM_VALUE 1 dev->netdev_ops->ndo_get_vf_port 0,2064544749945446400
PARAM_VALUE 1 dev->netdev_ops->ndo_get_vf_stats 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_get_xmit_slave 0,5414592737404526592
PARAM_VALUE 1 dev->netdev_ops->ndo_has_offload_stats 0,201978716227076096,386326873480708096,1561908413804244992,2069062694808866816,5116309966667280384,8047128527845150720,9171405573689757696
PARAM_VALUE 1 dev->netdev_ops->ndo_hwtstamp_get 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_hwtstamp_set 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_init 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_mdb_add 0,2119986891374399488,8796134536657182720
PARAM_VALUE 1 dev->netdev_ops->ndo_mdb_del 0,203717602681225216,2073096469438689280
PARAM_VALUE 1 dev->netdev_ops->ndo_mdb_del_bulk 0,5624006362985623552,9219664872299933696
PARAM_VALUE 1 dev->netdev_ops->ndo_mdb_dump 0,2532729884994916352,3687964558061383680
PARAM_VALUE 1 dev->netdev_ops->ndo_mdb_get 0,289539431463755776,1643971740771799040
PARAM_VALUE 1 dev->netdev_ops->ndo_neigh_construct 0,1730969122257350656,4111454779374690304
PARAM_VALUE 1 dev->netdev_ops->ndo_neigh_destroy 0,1846383557818683392
PARAM_VALUE 1 dev->netdev_ops->ndo_neigh_setup 0,3146473147097489408,7332073397710950400
PARAM_VALUE 1 dev->netdev_ops->ndo_netpoll_cleanup 0,160317272823885824,2092033263894568960,5637841857106440192,6899035235176972288,7213177203181477888,7984318739720314880
PARAM_VALUE 1 dev->netdev_ops->ndo_netpoll_setup 0,73210428509310976,3323605838882951168,3636846652428648448,4551034968116334592,5194535948142321664,5479039119781978112
PARAM_VALUE 1 dev->netdev_ops->ndo_poll_controller 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_rx_flow_steer 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_select_queue 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_config 0,1586268954384080896,2133952100825280512,4430316855586635776
PARAM_VALUE 1 dev->netdev_ops->ndo_set_features 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_rx_headroom 0,3116599864614912,4769980087624544256,4772858185436536832
PARAM_VALUE 1 dev->netdev_ops->ndo_set_rx_mode_async 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_tx_maxrate 0,663826992197451776,1536746548733267968,3424903977937309696,6674704622459142144,7140515758182232064,8094125269686288384
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_guid 0,1993202516722049024
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_link_state 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_mac 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_port 0,6678536409099956224
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_rate 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_spoofchk 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_trust 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_vf_vlan 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_setup_tc 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_siocbond 0,3142037727159255040
PARAM_VALUE 1 dev->netdev_ops->ndo_siocdevprivate 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_siocwandev 0,3169121643887783936,4639040216571998208,4740843728122777600,5475627671455961088,6476681243475546112,7667607148383133696
PARAM_VALUE 1 dev->netdev_ops->ndo_sk_get_lower_dev 0,91467848338022400
PARAM_VALUE 1 dev->netdev_ops->ndo_tunnel_ctl 0,917093382293667840,4545361732256555008,4823928543964098560,6362961764887379968
PARAM_VALUE 1 dev->netdev_ops->ndo_uninit 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_validate_addr 0,4342228606772805632,8026438956919775232
PARAM_VALUE 1 dev->netdev_ops->ndo_vlan_rx_add_vid 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_vlan_rx_kill_vid 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_work 0,4222982197278961664
PARAM_VALUE 1 dev->netdev_ops->ndo_xdp_get_xmit_slave 0,3193713355967504384
PARAM_VALUE 1 dev->netdev_ops->ndo_xdp_xmit 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_xsk_wakeup 0,4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->net_shaper_ops 0,2302190100066074624,8539074183871111168,8562813937747845120
PARAM_VALUE 1 dev->rtnl_link_ops->priv_size 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3720,9688-u64max
PARAM_VALUE 1 *dev->priv 0-255,4096-s64max
PARAM_VALUE 4 dup_errno 23
BUF_SIZE 1 dev->dev.parent (-1),1616
BUF_SIZE 1 dev->ethtool_ops (-1),656
BUF_SIZE 1 dev->ieee80211_ptr (-1),2512
BUF_SIZE 1 dev->netdev_ops (-1),760
BUF_SIZE 1 dev->stat_ops (-1),24
BUF_SIZE 2 want_name (-1),6-7,16
BUF_SIZE 2 want_name (-1),6-7,16
BUF_SIZE 3 out_name 16
CAPPED_DATA 1 dev->nd_net.net 1
DATA_SOURCE 1 dev $0
DATA_SOURCE 2 want_name $1
STR_LEN 1 dev->ieee80211_ptr->wiphy (-1),5-6
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 dev->irq 0-255
USER_DATA 2 *want_name 0-255
UNITS 1 dev unit_byte
USER_PTR 2 want_name
HALF_LOCKED2 &rdev->wiphy.mtx
HALF_LOCKED2 global &rtnl_mutex

net/core/dev.c dev_get_valid_name() -> dev_prep_valid_name()

Type Parameter Key Value
PARAM_VALUE 1 dev 4096-ptr_max
PARAM_VALUE 1 dev->lock.dep_map->name 0-255
PARAM_VALUE 1 dev->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 1 dev->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 1 dev->netdev_ops 4096-ptr_max
PARAM_VALUE 1 dev->netdev_ops->ndo_set_config 0,1586268954384080896,2133952100825280512,4430316855586635776
PARAM_VALUE 2 want_name 4096-ptr_max
PARAM_VALUE 4 dup_errno 17
BUF_SIZE 2 want_name 16
BUF_SIZE 2 want_name 16
BUF_SIZE 3 out_name 16
CAPPED_DATA 1 dev->nd_net.net 1
DATA_SOURCE 0 net $0
DATA_SOURCE 1 dev $1
DATA_SOURCE 2 want_name $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 2 *want_name 0-255
NO_OVERFLOW_SIMPLE 1 dev->proto_down
UNITS 0 net unit_byte
USER_PTR 2 want_name
LOCK2 bh
LOCK2 global &netdev_rename_lock.lock
LOCK2 global &rtnl_mutex
HALF_LOCKED2 &net->rtnl_mutex
TYPE_LOCK (struct seqlock)->lock