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/drivers/char/hpet.c b/drivers/char/hpet.c
index a05a611..e481c59 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -679,7 +679,7 @@
 	 .data = &hpet_max_freq,
 	 .maxlen = sizeof(int),
 	 .mode = 0644,
-	 .proc_handler = &proc_dointvec,
+	 .proc_handler = proc_dointvec,
 	 },
 	{}
 };