Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 2 files:
Smatch caller information:
net/core/dev.c netif_set_mtu_ext() -> dev_validate_mtu()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 2 | extack | 4264202423950561280,4971238048455385088 |
| BUF_SIZE | 0 | dev->ethtool_ops | (-1),656 |
| BUF_SIZE | 0 | dev->name_node | (-1),64 |
| BUF_SIZE | 0 | dev->name_node->name | (-1),16 |
| BUF_SIZE | 0 | dev->nd_net.net | (-1),10304,10432 |
| BUF_SIZE | 0 | dev->rtnl_link_ops | (-1),288 |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 1 | new_mtu | $1 |
| DATA_SOURCE | 2 | extack | $2 |
| STR_LEN | 0 | dev | (-1),9-10 |
| STR_LEN | 0 | dev | (-1),9-10 |
| PARAM_COMPARE | 0 | dev->mtu | != $1 |
| PARAM_COMPARE | 1 | new_mtu | != $0->mtu |
| NOSPEC | 0 | dev->ifindex | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | dev->flags | 0-527362[c] |
| USER_DATA | 0 | dev->ifindex | 0-s32max[c] |
| USER_DATA | 0 | dev->mtu | 0-s32max[c] |
| USER_DATA | 1 | new_mtu | s32min-s32max |
| NO_OVERFLOW_SIMPLE | 0 | dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | dev->real_num_tx_queues | |
| UNITS | 0 | dev | unit_byte |
| UNITS | 1 | new_mtu | unit_byte |
| HALF_LOCKED2 | global &rtnl_mutex |
net/core/rtnetlink.c rtnl_create_link() -> dev_validate_mtu()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 2 | extack | 0,4971238048455385088 |
| BUF_SIZE | 0 | dev | s32min-s32max |
| DATA_SOURCE | 1 | new_mtu | r nla_get_u32 |
| DATA_SOURCE | 2 | extack | $5 |
| STR_LEN | 0 | dev->nd_net.net | (-1) |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &rtnl_mutex |