* Re: [netfilter-core] [PATCH] NETFILTER: Fix handling of module param dcc_timeout in ip_conntrack_irc.c
2005-12-21 21:06 [PATCH] NETFILTER: Fix handling of module param dcc_timeout in ip_conntrack_irc.c Mika Kukkonen
@ 2005-12-22 4:03 ` Patrick McHardy
0 siblings, 0 replies; 2+ messages in thread
From: Patrick McHardy @ 2005-12-22 4:03 UTC (permalink / raw)
To: mikukkon; +Cc: coreteam, netfilter, linux-kernel
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Mika Kukkonen wrote:
> Variable dcc_timeout is unsigned, so change the module_param() to
> reflect that, and also remove the now unneeded check in init().
We seem to be having lots of patches with module_param fixes lately,
so I went through the entire netfilter stuff and hopefully fixed up
all of them.
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[NETFILTER]: Fix module_param types and permissions
Fix netfilter module_param types and permissions. Also fix an off-by-one in
the ipt_ULOG nlbufsiz < 128k check.
Signed-off-by: Patrick McHardy <kaber@trash.net>
---
commit cc4da712876514a63e670370f64f63e585f784fc
tree 610b74bc9fa1dca55dba011b898314a13c9733cd
parent 1c49374279d9639b9d2980770cdcf47ea491af4f
author Patrick McHardy <kaber@trash.net> Thu, 22 Dec 2005 04:57:39 +0100
committer Patrick McHardy <kaber@trash.net> Thu, 22 Dec 2005 04:57:39 +0100
net/ipv4/netfilter/ip_conntrack_amanda.c | 2 +-
net/ipv4/netfilter/ip_conntrack_ftp.c | 2 +-
net/ipv4/netfilter/ip_conntrack_irc.c | 10 +++-------
net/ipv4/netfilter/ip_conntrack_netbios_ns.c | 2 +-
net/ipv4/netfilter/ipt_ULOG.c | 10 +++++-----
net/ipv4/netfilter/ipt_recent.c | 20 ++++++++++----------
net/netfilter/nf_conntrack_ftp.c | 2 +-
7 files changed, 22 insertions(+), 26 deletions(-)
diff --git a/net/ipv4/netfilter/ip_conntrack_amanda.c b/net/ipv4/netfilter/ip_conntrack_amanda.c
index e52847f..f3bde90 100644
--- a/net/ipv4/netfilter/ip_conntrack_amanda.c
+++ b/net/ipv4/netfilter/ip_conntrack_amanda.c
@@ -34,7 +34,7 @@ static unsigned int master_timeout = 300
MODULE_AUTHOR("Brian J. Murrell <netfilter@interlinx.bc.ca>");
MODULE_DESCRIPTION("Amanda connection tracking module");
MODULE_LICENSE("GPL");
-module_param(master_timeout, int, 0600);
+module_param(master_timeout, uint, 0600);
MODULE_PARM_DESC(master_timeout, "timeout for the master connection");
static const char *conns[] = { "DATA ", "MESG ", "INDEX " };
diff --git a/net/ipv4/netfilter/ip_conntrack_ftp.c b/net/ipv4/netfilter/ip_conntrack_ftp.c
index 68b173b..e627e58 100644
--- a/net/ipv4/netfilter/ip_conntrack_ftp.c
+++ b/net/ipv4/netfilter/ip_conntrack_ftp.c
@@ -34,7 +34,7 @@ static int ports_c;
module_param_array(ports, ushort, &ports_c, 0400);
static int loose;
-module_param(loose, int, 0600);
+module_param(loose, bool, 0600);
unsigned int (*ip_nat_ftp_hook)(struct sk_buff **pskb,
enum ip_conntrack_info ctinfo,
diff --git a/net/ipv4/netfilter/ip_conntrack_irc.c b/net/ipv4/netfilter/ip_conntrack_irc.c
index d7c4042..c51a2cf 100644
--- a/net/ipv4/netfilter/ip_conntrack_irc.c
+++ b/net/ipv4/netfilter/ip_conntrack_irc.c
@@ -36,7 +36,7 @@
#define MAX_PORTS 8
static unsigned short ports[MAX_PORTS];
static int ports_c;
-static int max_dcc_channels = 8;
+static unsigned int max_dcc_channels = 8;
static unsigned int dcc_timeout = 300;
/* This is slow, but it's simple. --RR */
static char *irc_buffer;
@@ -54,9 +54,9 @@ MODULE_DESCRIPTION("IRC (DCC) connection
MODULE_LICENSE("GPL");
module_param_array(ports, ushort, &ports_c, 0400);
MODULE_PARM_DESC(ports, "port numbers of IRC servers");
-module_param(max_dcc_channels, int, 0400);
+module_param(max_dcc_channels, uint, 0400);
MODULE_PARM_DESC(max_dcc_channels, "max number of expected DCC channels per IRC session");
-module_param(dcc_timeout, int, 0400);
+module_param(dcc_timeout, uint, 0400);
MODULE_PARM_DESC(dcc_timeout, "timeout on for unestablished DCC channels");
static const char *dccprotos[] = { "SEND ", "CHAT ", "MOVE ", "TSEND ", "SCHAT " };
@@ -254,10 +254,6 @@ static int __init init(void)
printk("ip_conntrack_irc: max_dcc_channels must be a positive integer\n");
return -EBUSY;
}
- if (dcc_timeout < 0) {
- printk("ip_conntrack_irc: dcc_timeout must be a positive integer\n");
- return -EBUSY;
- }
irc_buffer = kmalloc(65536, GFP_KERNEL);
if (!irc_buffer)
diff --git a/net/ipv4/netfilter/ip_conntrack_netbios_ns.c b/net/ipv4/netfilter/ip_conntrack_netbios_ns.c
index 186646e..4e68e16 100644
--- a/net/ipv4/netfilter/ip_conntrack_netbios_ns.c
+++ b/net/ipv4/netfilter/ip_conntrack_netbios_ns.c
@@ -37,7 +37,7 @@ MODULE_DESCRIPTION("NetBIOS name service
MODULE_LICENSE("GPL");
static unsigned int timeout = 3;
-module_param(timeout, int, 0600);
+module_param(timeout, uint, 0400);
MODULE_PARM_DESC(timeout, "timeout for master connection/replies in seconds");
static int help(struct sk_buff **pskb,
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index 2883ccd..3fdf147 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -77,15 +77,15 @@ MODULE_ALIAS_NET_PF_PROTO(PF_NETLINK, NE
#define PRINTR(format, args...) do { if (net_ratelimit()) printk(format , ## args); } while (0)
static unsigned int nlbufsiz = 4096;
-module_param(nlbufsiz, uint, 0600); /* FIXME: Check size < 128k --RR */
+module_param(nlbufsiz, uint, 0600);
MODULE_PARM_DESC(nlbufsiz, "netlink buffer size");
static unsigned int flushtimeout = 10;
-module_param(flushtimeout, int, 0600);
+module_param(flushtimeout, uint, 0600);
MODULE_PARM_DESC(flushtimeout, "buffer flush timeout (hundredths of a second)");
-static unsigned int nflog = 1;
-module_param(nflog, int, 0400);
+static int nflog = 1;
+module_param(nflog, bool, 0400);
MODULE_PARM_DESC(nflog, "register as internal netfilter logging module");
/* global data structures */
@@ -376,7 +376,7 @@ static int __init init(void)
DEBUGP("ipt_ULOG: init module\n");
- if (nlbufsiz >= 128*1024) {
+ if (nlbufsiz > 128*1024) {
printk("Netlink buffer has to be <= 128kB\n");
return -EINVAL;
}
diff --git a/net/ipv4/netfilter/ipt_recent.c b/net/ipv4/netfilter/ipt_recent.c
index 261cbb4..5ddccb1 100644
--- a/net/ipv4/netfilter/ipt_recent.c
+++ b/net/ipv4/netfilter/ipt_recent.c
@@ -24,10 +24,10 @@
#define HASH_LOG 9
/* Defaults, these can be overridden on the module command-line. */
-static int ip_list_tot = 100;
-static int ip_pkt_list_tot = 20;
-static int ip_list_hash_size = 0;
-static int ip_list_perms = 0644;
+static unsigned int ip_list_tot = 100;
+static unsigned int ip_pkt_list_tot = 20;
+static unsigned int ip_list_hash_size = 0;
+static unsigned int ip_list_perms = 0644;
#ifdef DEBUG
static int debug = 1;
#endif
@@ -38,13 +38,13 @@ KERN_INFO RECENT_NAME " " RECENT_VER ":
MODULE_AUTHOR("Stephen Frost <sfrost@snowman.net>");
MODULE_DESCRIPTION("IP tables recently seen matching module " RECENT_VER);
MODULE_LICENSE("GPL");
-module_param(ip_list_tot, int, 0400);
-module_param(ip_pkt_list_tot, int, 0400);
-module_param(ip_list_hash_size, int, 0400);
-module_param(ip_list_perms, int, 0400);
+module_param(ip_list_tot, uint, 0400);
+module_param(ip_pkt_list_tot, uint, 0400);
+module_param(ip_list_hash_size, uint, 0400);
+module_param(ip_list_perms, uint, 0400);
#ifdef DEBUG
-module_param(debug, int, 0600);
-MODULE_PARM_DESC(debug,"debugging level, defaults to 1");
+module_param(debug, bool, 0600);
+MODULE_PARM_DESC(debug,"enable debugging output");
#endif
MODULE_PARM_DESC(ip_list_tot,"number of IPs to remember per list");
MODULE_PARM_DESC(ip_pkt_list_tot,"number of packets per IP to remember");
diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index 65080e2..d5a6eaf 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -44,7 +44,7 @@ static unsigned int ports_c;
module_param_array(ports, ushort, &ports_c, 0400);
static int loose;
-module_param(loose, int, 0600);
+module_param(loose, bool, 0600);
unsigned int (*nf_nat_ftp_hook)(struct sk_buff **pskb,
enum ip_conntrack_info ctinfo,
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