diff options
| author |   Atzm Watanabe <atzm@stratosphere.co.jp> | 2013-12-17 22:53:36 +0900 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2013-12-18 00:36:16 -0500 |
| commit | e4d26f4b080f55e9577b45e6b51a04971eb459e9 (patch) | |
| tree | e7caf4bc1439ce04ac392d94dd71c13aaf90f0e4 /include | |
| parent | packet: make aligned size of struct tpacket{2,3}_hdr clear (diff) | |
| download | linux-dev-e4d26f4b080f55e9577b45e6b51a04971eb459e9.tar.xz linux-dev-e4d26f4b080f55e9577b45e6b51a04971eb459e9.zip | |
packet: fill the gap of TPACKET_ALIGNMENT with zeros
struct tpacket{2,3}_hdr is aligned to a multiple of TPACKET_ALIGNMENT.
Explicitly defining and zeroing the gap of this makes additional changes
easier.
Signed-off-by: Atzm Watanabe <atzm@stratosphere.co.jp>
Acked-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/if_packet.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/uapi/linux/if_packet.h b/include/uapi/linux/if_packet.h index 1e24aa701cbd..9185dc9a4485 100644 --- a/include/uapi/linux/if_packet.h +++ b/include/uapi/linux/if_packet.h @@ -133,7 +133,7 @@ struct tpacket2_hdr { __u32 tp_sec; __u32 tp_nsec; __u16 tp_vlan_tci; - __u16 tp_padding; + __u8 tp_padding[6]; }; struct tpacket_hdr_variant1 { @@ -154,6 +154,7 @@ struct tpacket3_hdr { union { struct tpacket_hdr_variant1 hv1; }; + __u8 tp_padding[12]; }; struct tpacket_bd_ts { |