[NETFILTER]: move conntrack helper buffers from BSS to kmalloc()ed memory

[deliverable/linux.git] / net / ipv4 / netfilter / ip_conntrack_ftp.c

diff --git a/net/ipv4/netfilter/ip_conntrack_ftp.c b/net/ipv4/netfilter/ip_conntrack_ftp.c
index 9658896f899a63426bfa95956fa8f6c9d9dfa9b1..3a2627db1729b81ed9002e086a107e8bd0d50595 100644 (file)
--- a/net/ipv4/netfilter/ip_conntrack_ftp.c
+++ b/net/ipv4/netfilter/ip_conntrack_ftp.c
@@ -25,8 +25,7 @@ MODULE_AUTHOR("Rusty Russell <rusty@rustcorp.com.au>");
 MODULE_DESCRIPTION("ftp connection tracking helper");
 
 /* This is slow, but it's simple. --RR */
-static char ftp_buffer[65536];
-
+static char *ftp_buffer;
 static DEFINE_SPINLOCK(ip_ftp_lock);
 
 #define MAX_PORTS 8
@@ -461,6 +460,8 @@ static void fini(void)
                                ports[i]);
                ip_conntrack_helper_unregister(&ftp[i]);
        }
+
+       kfree(ftp_buffer);
 }
 
 static int __init init(void)
@@ -468,6 +469,10 @@ static int __init init(void)
        int i, ret;
        char *tmpname;
 
+       ftp_buffer = kmalloc(65536, GFP_KERNEL);
+       if (!ftp_buffer)
+               return -ENOMEM;
+
        if (ports_c == 0)
                ports[ports_c++] = FTP_PORT;