[src/trunk]: src/sys/kern Use compile-time initialization for the list head, ...

[pgoyette <pgoyette%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/fd4db20ee339
branches:  trunk
changeset: 348951:fd4db20ee339
user:      pgoyette <pgoyette%NetBSD.org@localhost>
date:      Thu Nov 17 08:06:49 2016 +0000

description:
Use compile-time initialization for the list head, and make sure that
the sysctllog is also initialized before being used.

diffstat:

 sys/kern/subr_bufq.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (40 lines):

diff -r 5429c0745850 -r fd4db20ee339 sys/kern/subr_bufq.c
--- a/sys/kern/subr_bufq.c      Thu Nov 17 07:58:24 2016 +0000
+++ b/sys/kern/subr_bufq.c      Thu Nov 17 08:06:49 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_bufq.c,v 1.23 2016/11/16 10:42:14 pgoyette Exp $  */
+/*     $NetBSD: subr_bufq.c,v 1.24 2016/11/17 08:06:49 pgoyette Exp $  */
 /*     NetBSD: subr_disk.c,v 1.70 2005/08/20 12:00:01 yamt Exp $       */
 
 /*-
@@ -68,7 +68,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_bufq.c,v 1.23 2016/11/16 10:42:14 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_bufq.c,v 1.24 2016/11/17 08:06:49 pgoyette Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -82,18 +82,18 @@
 #define        STRAT_MATCH(id, bs)     (strcmp((id), (bs)->bs_name) == 0)
 
 static void sysctl_kern_bufq_strategies_setup(struct sysctllog **);
-static SLIST_HEAD(, bufq_strat) bufq_strat_list;
+static SLIST_HEAD(, bufq_strat) bufq_strat_list =
+    SLIST_HEAD_INITIALIZER(bufq_strat_list);
 
 static kmutex_t bufq_mutex;
 
-static struct sysctllog *sysctllog;
+static struct sysctllog *sysctllog = NULL;
 
 void
 bufq_init(void)
 {
 
        mutex_init(&bufq_mutex, MUTEX_DEFAULT, IPL_NONE);
-       SLIST_INIT(&bufq_strat_list);
        sysctl_kern_bufq_strategies_setup(&sysctllog);
 }