i386: voyager: use __maybe_unused

Replace automatic variable instances of __attribute__((unused)) with
__maybe_unused in mca_nmi_hook().

Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/arch/i386/mach-voyager/voyager_basic.c b/arch/i386/mach-voyager/voyager_basic.c
index 8fe7e45..9b77b39 100644 (file)
--- a/arch/i386/mach-voyager/voyager_basic.c
+++ b/arch/i386/mach-voyager/voyager_basic.c
@@ -292,8 +292,8 @@ machine_emergency_restart(void)
 void
 mca_nmi_hook(void)
 {
-       __u8 dumpval __attribute__((unused)) = inb(0xf823);
-       __u8 swnmi __attribute__((unused)) = inb(0xf813);
+       __u8 dumpval __maybe_unused = inb(0xf823);
+       __u8 swnmi __maybe_unused = inb(0xf813);
 
        /* FIXME: assume dump switch pressed */
        /* check to see if the dump switch was pressed */