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authorEric Dumazet <edumazet@google.com>2012-05-17 03:15:34 +0400
committerDavid S. Miller <davem@davemloft.net>2012-05-17 22:59:59 +0400
commita2a385d627e1549da4b43a8b3dfe370589766e1c (patch)
treed61e9913497c6c14406032f6a0822738707f1abf /net/ipv4/tcp_ipv4.c
parente005d193d55ee5f757b13306112d8c23aac27a88 (diff)
downloadlinux-a2a385d627e1549da4b43a8b3dfe370589766e1c.tar.xz
tcp: bool conversions
bool conversions where possible. __inline__ -> inline space cleanups Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 2e76ffb66d7c..a43b87dfe800 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -866,14 +866,14 @@ static void tcp_v4_reqsk_destructor(struct request_sock *req)
}
/*
- * Return 1 if a syncookie should be sent
+ * Return true if a syncookie should be sent
*/
-int tcp_syn_flood_action(struct sock *sk,
+bool tcp_syn_flood_action(struct sock *sk,
const struct sk_buff *skb,
const char *proto)
{
const char *msg = "Dropping request";
- int want_cookie = 0;
+ bool want_cookie = false;
struct listen_sock *lopt;
@@ -881,7 +881,7 @@ int tcp_syn_flood_action(struct sock *sk,
#ifdef CONFIG_SYN_COOKIES
if (sysctl_tcp_syncookies) {
msg = "Sending cookies";
- want_cookie = 1;
+ want_cookie = true;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPREQQFULLDOCOOKIES);
} else
#endif
@@ -1196,7 +1196,7 @@ clear_hash_noput:
}
EXPORT_SYMBOL(tcp_v4_md5_hash_skb);
-static int tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
+static bool tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
{
/*
* This gets called for each TCP segment that arrives
@@ -1219,16 +1219,16 @@ static int tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
/* We've parsed the options - do we have a hash? */
if (!hash_expected && !hash_location)
- return 0;
+ return false;
if (hash_expected && !hash_location) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND);
- return 1;
+ return true;
}
if (!hash_expected && hash_location) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED);
- return 1;
+ return true;
}
/* Okay, so this is hash_expected and hash_location -
@@ -1244,9 +1244,9 @@ static int tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
&iph->daddr, ntohs(th->dest),
genhash ? " tcp_v4_calc_md5_hash failed"
: "");
- return 1;
+ return true;
}
- return 0;
+ return false;
}
#endif
@@ -1280,7 +1280,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
__be32 saddr = ip_hdr(skb)->saddr;
__be32 daddr = ip_hdr(skb)->daddr;
__u32 isn = TCP_SKB_CB(skb)->when;
- int want_cookie = 0;
+ bool want_cookie = false;
/* Never answer to SYNs send to broadcast or multicast */
if (skb_rtable(skb)->rt_flags & (RTCF_BROADCAST | RTCF_MULTICAST))
@@ -1339,7 +1339,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
while (l-- > 0)
*c++ ^= *hash_location++;
- want_cookie = 0; /* not our kind of cookie */
+ want_cookie = false; /* not our kind of cookie */
tmp_ext.cookie_out_never = 0; /* false */
tmp_ext.cookie_plus = tmp_opt.cookie_plus;
} else if (!tp->rx_opt.cookie_in_always) {
@@ -2073,7 +2073,7 @@ static void *listening_get_idx(struct seq_file *seq, loff_t *pos)
return rc;
}
-static inline int empty_bucket(struct tcp_iter_state *st)
+static inline bool empty_bucket(struct tcp_iter_state *st)
{
return hlist_nulls_empty(&tcp_hashinfo.ehash[st->bucket].chain) &&
hlist_nulls_empty(&tcp_hashinfo.ehash[st->bucket].twchain);