ia64: vsyscall: Add missing paranthesis

commit 74a622b (ia64: vsyscall: Use seqcount instead of seqlock) broke
the ia64 build.

Reported-by: Tony Luck  <tony.luck@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c
index 106aeb6..a48bd9a 100644
--- a/arch/ia64/kernel/asm-offsets.c
+++ b/arch/ia64/kernel/asm-offsets.c
@@ -270,7 +270,7 @@
 
 	/* used by fsys_gettimeofday in arch/ia64/kernel/fsys.S */
 	DEFINE(IA64_GTOD_SEQ_OFFSET,
-		offsetof (struct fsyscall_gtod_data_t, seq);
+	       offsetof (struct fsyscall_gtod_data_t, seq));
 	DEFINE(IA64_GTOD_WALL_TIME_OFFSET,
 		offsetof (struct fsyscall_gtod_data_t, wall_time));
 	DEFINE(IA64_GTOD_MONO_TIME_OFFSET,