watchdog: hpwdt (5/12): Make x86 assembly ifdef guard more strict

The 32-bit assembly is guarded by an #ifndef CONFIG_X86_64. Kconfig prevents
us from building this driver on !X86, so that happens to suffice - but we
should really lock it down to #ifdef CONFIG_X86_32.

Signed-off-by: dann frazier <dannf@hp.com>
Acked-by: Thomas Mingarelli <Thomas.Mingarelli@hp.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index e18f6b9f794..77ca72c0c6d 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -133,7 +133,7 @@ static struct cmn_registers cmn_regs;
 extern asmlinkage void asminline_call(struct cmn_registers *pi86Regs,
                                                 unsigned long *pRomEntry);
 
-#ifndef CONFIG_X86_64
+#ifdef CONFIG_X86_32
 /* --32 Bit Bios------------------------------------------------------------ */
 
 #define HPWDT_ARCH      32
@@ -322,8 +322,9 @@ static int __devinit detect_cru_service(void)
         iounmap(p);
         return rc;
 }
-
-#else
+/* ------------------------------------------------------------------------- */
+#endif /* CONFIG_X86_32 */
+#ifdef CONFIG_X86_64
 /* --64 Bit Bios------------------------------------------------------------ */
 
 #define HPWDT_ARCH      64
@@ -401,10 +402,8 @@ static int __devinit detect_cru_service(void)
         /* if cru_rom_addr has been set then we found a CRU service */
         return ((cru_rom_addr != NULL) ? 0 : -ENODEV);
 }
-
 /* ------------------------------------------------------------------------- */
-
-#endif
+#endif /* CONFIG_X86_64 */
 
 /*
  *      Watchdog operations