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[PATCH] ipmi: missing NULL test for kthread 

On IPMI systems with BT interfaces, we don't start the kernel thread, so
smi_info->thread is NULL.  Test for NULL when stopping the thread, because
kthread_stop() doesn't, and an oops ensues otherwise.

Signed-off-by: Matt Domsch <Matt_Domsch@dell.com>
Acked-by: Corey Minyard <minyard@acm.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matt Domsch 2005-11-18 01:10:54 -08:00 committed by Linus Torvalds
parent 58bb01a9cd
commit 44f080c46e
1 changed files with 1 additions and 1 deletions
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2
drivers/char/ipmi/ipmi_si_intf.c
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@ -2203,7 +2203,7 @@ static void setup_xaction_handlers(struct smi_info *smi_info)
static inline void wait_for_timer_and_thread(struct smi_info *smi_info)
{
if (smi_info->thread != ERR_PTR(-ENOMEM))
if (smi_info->thread != NULL && smi_info->thread != ERR_PTR(-ENOMEM))
kthread_stop(smi_info->thread);
del_timer_sync(&smi_info->si_timer);
}