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Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

net/core/filter.c bpf_skb_net_grow() -> skb_decrease_gso_size()

Type Parameter Key Value
PARAM_VALUE 0 shinfo 4096-ptr_max
PARAM_VALUE 1 decrement 0-4095
CAPPED_DATA 1 decrement 1
DATA_SOURCE 0 shinfo r skb_end_pointer
DATA_SOURCE 1 decrement $2
BIT_INFO 0 shinfo->gso_type 0x2,0xffffffff
NOCHECK_CALL
UNITS 1 decrement unit_byte

net/core/lwt_bpf.c handle_gso_type() -> skb_decrease_gso_size()

Type Parameter Key Value
PARAM_VALUE 0 shinfo 4096-ptr_max
PARAM_VALUE 1 decrement 20-256
DATA_SOURCE 0 shinfo r skb_end_pointer
DATA_SOURCE 1 decrement $2
BIT_INFO 0 shinfo->gso_type 0x2,0xffffffff
NOCHECK_CALL
UNITS 1 decrement unit_byte