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__SK_ATTACH_FILTER(9) Linux Networking __SK_ATTACH_FILTER(9)

NAME

__sk_attach_filter - attach a socket filter

SYNOPSIS

int __sk_attach_filter(struct sock_fprog * fprog, struct sock * sk, bool locked);

ARGUMENTS

fprog
the filter program
sk
the socket to use
locked
-- undescribed --

DESCRIPTION

Attach the user's filter code. We first run some sanity checks on it to make sure it does not explode on us later. If an error occurs or there is insufficient memory for the filter a negative errno code is returned. On success the return is zero.

COPYRIGHT

February 2017 Kernel Hackers Manual 3.16