sysctl: Drop & in front of every proc_handler.

For consistency drop & in front of every proc_handler.  Explicity
taking the address is unnecessary and it prevents optimizations
like stubbing the proc_handlers to NULL.

Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index ca30b36..402698b 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -526,28 +526,28 @@
 		.data		= &pfm_sysctl.debug,
 		.maxlen		= sizeof(int),
 		.mode		= 0666,
-		.proc_handler	= &proc_dointvec,
+		.proc_handler	= proc_dointvec,
 	},
 	{
 		.procname	= "debug_ovfl",
 		.data		= &pfm_sysctl.debug_ovfl,
 		.maxlen		= sizeof(int),
 		.mode		= 0666,
-		.proc_handler	= &proc_dointvec,
+		.proc_handler	= proc_dointvec,
 	},
 	{
 		.procname	= "fastctxsw",
 		.data		= &pfm_sysctl.fastctxsw,
 		.maxlen		= sizeof(int),
 		.mode		= 0600,
-		.proc_handler	=  &proc_dointvec,
+		.proc_handler	= proc_dointvec,
 	},
 	{
 		.procname	= "expert_mode",
 		.data		= &pfm_sysctl.expert_mode,
 		.maxlen		= sizeof(int),
 		.mode		= 0600,
-		.proc_handler	= &proc_dointvec,
+		.proc_handler	= proc_dointvec,
 	},
 	{}
 };