From: Andrew Morton <akpm@linux-foundation.org>

i386 allmodconfig:

ERROR: "jprobe_return" [net/ipv4/tcp_probe.ko] undefined!
ERROR: "jprobe_return" [net/dccp/dccp_probe.ko] undefined!
ERROR: "jprobe_return" [drivers/misc/lkdtm.ko] undefined!

Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Peter Chubb <peterc@gelato.unsw.edu.au>
Cc: Prasanna S Panchamukhi <prasanna@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 kernel/kprobes.c |    3 +++
 1 file changed, 3 insertions(+)

diff -puN kernel/kprobes.c~fix-compilation-with-gcc-42-fix kernel/kprobes.c
--- a/kernel/kprobes.c~fix-compilation-with-gcc-42-fix
+++ a/kernel/kprobes.c
@@ -1063,6 +1063,9 @@ EXPORT_SYMBOL_GPL(register_kprobe);
 EXPORT_SYMBOL_GPL(unregister_kprobe);
 EXPORT_SYMBOL_GPL(register_jprobe);
 EXPORT_SYMBOL_GPL(unregister_jprobe);
+#ifdef CONFIG_KPROBES
+EXPORT_SYMBOL_GPL(jprobe_return);
+#endif
 
 #ifdef CONFIG_KPROBES
 EXPORT_SYMBOL_GPL(register_kretprobe);
_