From dee9f4bceb5fd9dbfcc1567148fccdbf16d6a38a Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 22 Feb 2011 18:44:31 -0800 Subject: net: Make flow cache paths use a const struct flowi. Signed-off-by: David S. Miller --- net/core/flow.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'net/core') diff --git a/net/core/flow.c b/net/core/flow.c index 127c8a7ffd61..990703b8863b 100644 --- a/net/core/flow.c +++ b/net/core/flow.c @@ -172,9 +172,9 @@ static void flow_new_hash_rnd(struct flow_cache *fc, static u32 flow_hash_code(struct flow_cache *fc, struct flow_cache_percpu *fcp, - struct flowi *key) + const struct flowi *key) { - u32 *k = (u32 *) key; + const u32 *k = (const u32 *) key; return jhash2(k, (sizeof(*key) / sizeof(u32)), fcp->hash_rnd) & (flow_cache_hash_size(fc) - 1); @@ -186,17 +186,17 @@ typedef unsigned long flow_compare_t; * important assumptions that we can here, such as alignment and * constant size. */ -static int flow_key_compare(struct flowi *key1, struct flowi *key2) +static int flow_key_compare(const struct flowi *key1, const struct flowi *key2) { - flow_compare_t *k1, *k1_lim, *k2; + const flow_compare_t *k1, *k1_lim, *k2; const int n_elem = sizeof(struct flowi) / sizeof(flow_compare_t); BUILD_BUG_ON(sizeof(struct flowi) % sizeof(flow_compare_t)); - k1 = (flow_compare_t *) key1; + k1 = (const flow_compare_t *) key1; k1_lim = k1 + n_elem; - k2 = (flow_compare_t *) key2; + k2 = (const flow_compare_t *) key2; do { if (*k1++ != *k2++) @@ -207,7 +207,7 @@ static int flow_key_compare(struct flowi *key1, struct flowi *key2) } struct flow_cache_object * -flow_cache_lookup(struct net *net, struct flowi *key, u16 family, u8 dir, +flow_cache_lookup(struct net *net, const struct flowi *key, u16 family, u8 dir, flow_resolve_t resolver, void *ctx) { struct flow_cache *fc = &flow_cache_global; -- cgit v1.2.3