Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2f0d2f10391e190f940da70cbdc8a61e4dad98eb
Commit:     2f0d2f10391e190f940da70cbdc8a61e4dad98eb
Parent:     4e26fe2681e9e3a4a43daab70c9facba3310755b
Author:     Stephen Hemminger <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 31 04:08:10 2008 -0800
Committer:  David S. Miller <[EMAIL PROTECTED]>
CommitDate: Thu Jan 31 19:27:46 2008 -0800

    [NETFILTER]: conntrack: get rid of sparse warnings
    
    Teach sparse about locking here, and fix signed/unsigned warnings.
    
    Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>
    Signed-off-by: Patrick McHardy <[EMAIL PROTECTED]>
    Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
 net/netfilter/nf_conntrack_irc.c        |    2 +-
 net/netfilter/nf_conntrack_proto_sctp.c |    4 ++--
 net/netfilter/nf_conntrack_proto_tcp.c  |    6 +++---
 net/netfilter/nf_conntrack_sip.c        |    4 ++--
 net/netfilter/nf_conntrack_standalone.c |    2 ++
 net/netfilter/nf_conntrack_tftp.c       |    2 +-
 6 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c
index dfaed4b..c336b07 100644
--- a/net/netfilter/nf_conntrack_irc.c
+++ b/net/netfilter/nf_conntrack_irc.c
@@ -23,7 +23,7 @@
 
 #define MAX_PORTS 8
 static unsigned short ports[MAX_PORTS];
-static int ports_c;
+static unsigned int ports_c;
 static unsigned int max_dcc_channels = 8;
 static unsigned int dcc_timeout __read_mostly = 300;
 /* This is slow, but it's simple. --RR */
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c 
b/net/netfilter/nf_conntrack_proto_sctp.c
index 21d29e7..7017b16 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -624,7 +624,7 @@ static struct nf_conntrack_l4proto 
nf_conntrack_l4proto_sctp6 __read_mostly = {
 #endif
 };
 
-int __init nf_conntrack_proto_sctp_init(void)
+static int __init nf_conntrack_proto_sctp_init(void)
 {
        int ret;
 
@@ -647,7 +647,7 @@ int __init nf_conntrack_proto_sctp_init(void)
        return ret;
 }
 
-void __exit nf_conntrack_proto_sctp_fini(void)
+static void __exit nf_conntrack_proto_sctp_fini(void)
 {
        nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_sctp6);
        nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_sctp4);
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c 
b/net/netfilter/nf_conntrack_proto_tcp.c
index 64c9b91..8e22075 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -1098,16 +1098,16 @@ static const struct nla_policy 
tcp_nla_policy[CTA_PROTOINFO_TCP_MAX+1] = {
 
 static int nlattr_to_tcp(struct nlattr *cda[], struct nf_conn *ct)
 {
-       struct nlattr *attr = cda[CTA_PROTOINFO_TCP];
+       struct nlattr *pattr = cda[CTA_PROTOINFO_TCP];
        struct nlattr *tb[CTA_PROTOINFO_TCP_MAX+1];
        int err;
 
        /* updates could not contain anything about the private
         * protocol info, in that case skip the parsing */
-       if (!attr)
+       if (!pattr)
                return 0;
 
-       err = nla_parse_nested(tb, CTA_PROTOINFO_TCP_MAX, attr, tcp_nla_policy);
+       err = nla_parse_nested(tb, CTA_PROTOINFO_TCP_MAX, pattr, 
tcp_nla_policy);
        if (err < 0)
                return err;
 
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 47d8947..775f7d4 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -28,7 +28,7 @@ MODULE_ALIAS("ip_conntrack_sip");
 
 #define MAX_PORTS      8
 static unsigned short ports[MAX_PORTS];
-static int ports_c;
+static unsigned int ports_c;
 module_param_array(ports, ushort, &ports_c, 0400);
 MODULE_PARM_DESC(ports, "port numbers of SIP servers");
 
@@ -407,7 +407,7 @@ static int sip_help(struct sk_buff *skb,
        unsigned int dataoff, datalen;
        const char *dptr;
        int ret = NF_ACCEPT;
-       int matchoff, matchlen;
+       unsigned int matchoff, matchlen;
        u_int16_t port;
        enum sip_header_pos pos;
        typeof(nf_nat_sip_hook) nf_nat_sip;
diff --git a/net/netfilter/nf_conntrack_standalone.c 
b/net/netfilter/nf_conntrack_standalone.c
index 696074a..28c5ae8 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -93,6 +93,7 @@ static struct hlist_node *ct_get_idx(struct seq_file *seq, 
loff_t pos)
 }
 
 static void *ct_seq_start(struct seq_file *seq, loff_t *pos)
+       __acquires(nf_conntrack_lock)
 {
        read_lock_bh(&nf_conntrack_lock);
        return ct_get_idx(seq, *pos);
@@ -105,6 +106,7 @@ static void *ct_seq_next(struct seq_file *s, void *v, 
loff_t *pos)
 }
 
 static void ct_seq_stop(struct seq_file *s, void *v)
+       __releases(nf_conntrack_lock)
 {
        read_unlock_bh(&nf_conntrack_lock);
 }
diff --git a/net/netfilter/nf_conntrack_tftp.c 
b/net/netfilter/nf_conntrack_tftp.c
index e894aa1..176f769 100644
--- a/net/netfilter/nf_conntrack_tftp.c
+++ b/net/netfilter/nf_conntrack_tftp.c
@@ -25,7 +25,7 @@ MODULE_ALIAS("ip_conntrack_tftp");
 
 #define MAX_PORTS 8
 static unsigned short ports[MAX_PORTS];
-static int ports_c;
+static unsigned int ports_c;
 module_param_array(ports, ushort, &ports_c, 0400);
 MODULE_PARM_DESC(ports, "Port numbers of TFTP servers");
 
-
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