diff options
author | Magnus Damm <damm@igel.co.jp> | 2009-01-22 09:55:49 (GMT) |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2009-01-29 07:45:47 (GMT) |
commit | 07821d3310996746a2cf1e9c705ffe64223d1112 (patch) | |
tree | e21c5caf6d1346ed43cbb599be4945364f1e59a2 /arch | |
parent | 70f0800133b2a6d694c10908b8673a5327b3bfd6 (diff) | |
download | linux-fsl-qoriq-07821d3310996746a2cf1e9c705ffe64223d1112.tar.xz |
sh: fix no sys_timer case
Handle the case with a sys_timer set to NULL.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sh/kernel/time_32.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/sh/kernel/time_32.c b/arch/sh/kernel/time_32.c index ca22eef..766554b 100644 --- a/arch/sh/kernel/time_32.c +++ b/arch/sh/kernel/time_32.c @@ -181,7 +181,12 @@ static struct sysdev_class timer_sysclass = { static int __init timer_init_sysfs(void) { - int ret = sysdev_class_register(&timer_sysclass); + int ret; + + if (!sys_timer) + return 0; + + ret = sysdev_class_register(&timer_sysclass); if (ret != 0) return ret; @@ -230,5 +235,8 @@ void __init time_init(void) * initialized for us. */ sys_timer = get_sys_timer(); + if (unlikely(!sys_timer)) + panic("System timer missing.\n"); + printk(KERN_INFO "Using %s for system timer\n", sys_timer->name); } |