[PATCH] 2.5.37 export find_task_by_pid

[Hiroshi Takekawa]

Hi,

ipt_owner calls find_task_by_pid.
When compiled as module, unresolved error happens.
My fix is below.  I don't know this is right, though error has gone.

--
Hiroshi Takekawa <[e-mail]>

diff -Naur linux-2.5.37/kernel/Makefile linux-2.5.37.patched/kernel/Makefile
--- linux-2.5.37/kernel/Makefile	Sat Sep 21 02:23:20 2002
+++ linux-2.5.37.patched/kernel/Makefile	Sat Sep 21 02:12:41 2002
@@ -3,7 +3,7 @@
 #
 
 export-objs = signal.o sys.o kmod.o context.o ksyms.o pm.o exec_domain.o \
-		printk.o platform.o suspend.o dma.o
+		printk.o platform.o suspend.o dma.o pid.o
 
 obj-y     = sched.o fork.o exec_domain.o panic.o printk.o \
 	    module.o exit.o itimer.o time.o softirq.o resource.o \
diff -Naur linux-2.5.37/kernel/pid.c linux-2.5.37.patched/kernel/pid.c
--- linux-2.5.37/kernel/pid.c	Sat Sep 21 02:23:20 2002
+++ linux-2.5.37.patched/kernel/pid.c	Sat Sep 21 02:09:58 2002
@@ -19,6 +19,7 @@
  * bytes. The typical fastpath is a single successful setbit. Freeing is O(1).
  */
 
+#include <linux/module.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
 #include <linux/init.h>
@@ -191,7 +192,7 @@
 	free_pidmap(nr);
 }
 
-extern task_t *find_task_by_pid(int nr)
+task_t *find_task_by_pid(int nr)
 {
 	struct pid *pid = find_pid(PIDTYPE_PID, nr);
 
@@ -199,6 +200,7 @@
 		return NULL;
 	return pid_task(pid->task_list.next, PIDTYPE_PID);
 }
+EXPORT_SYMBOL(find_task_by_pid);
 
 void __init pidhash_init(void)
 {