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| author | Masahide NAKAMURA <nakam@linux-ipv6.org> | 2006-09-22 15:06:24 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-09-22 15:06:24 -0700 |
| commit | 5794708f11551b6d19b10673abf4b0202f66b44d (patch) | |
| tree | 60d954e185dd80af7e6c08608fd0528cf21a5d41 | |
| parent | 7e49e6de30efa716614e280d97963c570f3acf29 (diff) | |
| download | blackbird-op-linux-5794708f11551b6d19b10673abf4b0202f66b44d.tar.gz blackbird-op-linux-5794708f11551b6d19b10673abf4b0202f66b44d.zip | |
[XFRM]: Introduce a helper to compare id protocol.
Put the helper to header for future use.
Based on MIPL2 kernel patch.
Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/net/xfrm.h | 6 | ||||
| -rw-r--r-- | net/xfrm/xfrm_state.c | 6 |
2 files changed, 9 insertions, 3 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 762795624b10..5b364b0a6a28 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -9,6 +9,7 @@ #include <linux/skbuff.h> #include <linux/socket.h> #include <linux/pfkeyv2.h> +#include <linux/ipsec.h> #include <linux/in6.h> #include <linux/mutex.h> @@ -835,6 +836,11 @@ static inline int xfrm_state_kern(struct xfrm_state *x) return atomic_read(&x->tunnel_users); } +static inline int xfrm_id_proto_match(u8 proto, u8 userproto) +{ + return (userproto == IPSEC_PROTO_ANY || proto == userproto); +} + /* * xfrm algorithm information */ diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 1c796087ee78..34c038cbdf46 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -294,7 +294,7 @@ void xfrm_state_flush(u8 proto) restart: list_for_each_entry(x, xfrm_state_bydst+i, bydst) { if (!xfrm_state_kern(x) && - (proto == IPSEC_PROTO_ANY || x->id.proto == proto)) { + xfrm_id_proto_match(x->id.proto, proto)) { xfrm_state_hold(x); spin_unlock_bh(&xfrm_state_lock); @@ -772,7 +772,7 @@ int xfrm_state_walk(u8 proto, int (*func)(struct xfrm_state *, int, void*), spin_lock_bh(&xfrm_state_lock); for (i = 0; i < XFRM_DST_HSIZE; i++) { list_for_each_entry(x, xfrm_state_bydst+i, bydst) { - if (proto == IPSEC_PROTO_ANY || x->id.proto == proto) + if (xfrm_id_proto_match(x->id.proto, proto)) count++; } } @@ -783,7 +783,7 @@ int xfrm_state_walk(u8 proto, int (*func)(struct xfrm_state *, int, void*), for (i = 0; i < XFRM_DST_HSIZE; i++) { list_for_each_entry(x, xfrm_state_bydst+i, bydst) { - if (proto != IPSEC_PROTO_ANY && x->id.proto != proto) + if (!xfrm_id_proto_match(x->id.proto, proto)) continue; err = func(x, --count, data); if (err) |
