ARM: 6068/1: 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 different section

This was introduced by commit 4260415

Reported-by: Anand Gadiyar <gadiyar@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/kernel/entry-armv.S

@@ -676,10 +676,10 @@ do_fpe:
  *  lr  = unrecognised FP instruction return address
  */
 
-	.data
+	.pushsection .data
 ENTRY(fp_enter)
 	.word	no_fp
-	.text
+	.popsection
 
 ENTRY(no_fp)
 	mov	pc, lr