The macro LIST_HEAD() declares a list variable and initializes it, which can be used to simplify the steps of list initialization, thereby simplifying the code. These serials just do some equivalatent substitutions, and with no functional modifications. Changes in v2: - Keep the reverse xmas tree order as Simon's and Pablo's suggested. Hongbo Li (5): net/ipv4: make use of the helper macro LIST_HEAD() net/tipc: make use of the helper macro LIST_HEAD() net/netfilter: make use of the helper macro LIST_HEAD() net/ipv6: make use of the helper macro LIST_HEAD() net/core: make use of the helper macro LIST_HEAD() net/core/dev.c | 6 ++---- net/ipv4/ip_input.c | 6 ++---- net/ipv6/ip6_input.c | 6 ++---- net/netfilter/core.c | 4 +--- net/tipc/socket.c | 6 ++---- 5 files changed, 9 insertions(+), 19 deletions(-) -- 2.34.1