diff options
| author | Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> | 2007-08-24 23:00:31 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:48:30 -0700 |
| commit | 356f89e12e301376f26795643f3b5931c81c9cd5 (patch) | |
| tree | e9e180c3d39ea97e28e5b81e1ca26b32b1ff6e66 | |
| parent | 18f02545a9a16c9a89778b91a162ad16d510bb32 (diff) | |
[NET] Cleanup: DIV_ROUND_UP
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv4/tcp_output.c | 6 | ||||
| -rw-r--r-- | net/key/af_key.c | 17 |
2 files changed, 6 insertions, 17 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index a61a3e3082a..d65d17bb2a0 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -646,11 +646,7 @@ static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb, unsigned skb_shinfo(skb)->gso_size = 0; skb_shinfo(skb)->gso_type = 0; } else { - unsigned int factor; - - factor = skb->len + (mss_now - 1); - factor /= mss_now; - skb_shinfo(skb)->gso_segs = factor; + skb_shinfo(skb)->gso_segs = DIV_ROUND_UP(skb->len, mss_now); skb_shinfo(skb)->gso_size = mss_now; skb_shinfo(skb)->gso_type = sk->sk_gso_type; } diff --git a/net/key/af_key.c b/net/key/af_key.c index 5502df115a6..17b2a6927f0 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -352,16 +352,14 @@ static int verify_address_len(void *p) switch (addr->sa_family) { case AF_INET: - len = sizeof(*sp) + sizeof(*sin) + (sizeof(uint64_t) - 1); - len /= sizeof(uint64_t); + len = DIV_ROUND_UP(sizeof(*sp) + sizeof(*sin), sizeof(uint64_t)); if (sp->sadb_address_len != len || sp->sadb_address_prefixlen > 32) return -EINVAL; break; #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) case AF_INET6: - len = sizeof(*sp) + sizeof(*sin6) + (sizeof(uint64_t) - 1); - len /= sizeof(uint64_t); + len = DIV_ROUND_UP(sizeof(*sp) + sizeof(*sin6), sizeof(uint64_t)); if (sp->sadb_address_len != len || sp->sadb_address_prefixlen > 128) return -EINVAL; @@ -386,14 +384,9 @@ static int verify_address_len(void *p) static inline int pfkey_sec_ctx_len(struct sadb_x_sec_ctx *sec_ctx) { - int len = 0; - - len += sizeof(struct sadb_x_sec_ctx); - len += sec_ctx->sadb_x_ctx_len; - len += sizeof(uint64_t) - 1; - len /= sizeof(uint64_t); - - return len; + return DIV_ROUND_UP(sizeof(struct sadb_x_sec_ctx) + + sec_ctx->sadb_x_ctx_len, + sizeof(uint64_t)); } static inline int verify_sec_ctx_len(void *p) |