ARM: Fix build break with KPROBES enabled

With CONFIG_KPROBES enabled two section are getting created which leads to below build break.

LOG:
AS arch/arm/kernel/entry-armv.o
arch/arm/kernel/entry-armv.S: Assembler messages:
arch/arm/kernel/entry-armv.S:431: Error: symbol ret_from_exception is in a = different section
arch/arm/kernel/entry-armv.S:490: Error: symbol ret_from_exception is in a = different section
arch/arm/kernel/entry-armv.S:491: Error: symbol __und_usr_unknown is in a d= ifferent section

This was introduced by commit 4260415f6a3b92c5c986398d96c314df37a4ccbf

---
 arch/arm/kernel/entry-armv.S |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

index e6a0fb0..7ee48e7 100644
@@ -676,10 +676,10 @@ do_fpe:
  *  lr  =3D unrecognised FP instruction return address
  */

=20
- .data
+ .pushsection .data
ENTRY(fp_enter)
.word no_fp
- .text
+ .popsection
=20
ENTRY(no_fp)
mov pc, lr
--=20
1.6.0.4