From: Hironobu Ishii Date: Fri, 11 Nov 2005 14:12:21 +0000 (-0600) Subject: [PATCH] ipmi: fix inconsistent spinlock usage X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=177294d19174cf92de22434bb1fc9a8ecdbbe658;p=openwrt%2Fstaging%2Fblogic.git [PATCH] ipmi: fix inconsistent spinlock usage Part of a patch was accidentally reverted, this corrects an inconsistent spinlock use in the IPMI message handler. Signed-off-by: Hironobu Ishii Signed-off-by: Corey Minyard Signed-off-by: Linus Torvalds --- diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index c1d06ba449b6..d16bd4b5c117 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -2648,7 +2648,7 @@ void ipmi_smi_msg_received(ipmi_smi_t intf, spin_lock_irqsave(&intf->waiting_msgs_lock, flags); if (!list_empty(&intf->waiting_msgs)) { list_add_tail(&msg->link, &intf->waiting_msgs); - spin_unlock(&intf->waiting_msgs_lock); + spin_unlock_irqrestore(&intf->waiting_msgs_lock, flags); goto out; } spin_unlock_irqrestore(&intf->waiting_msgs_lock, flags); @@ -2657,9 +2657,9 @@ void ipmi_smi_msg_received(ipmi_smi_t intf, if (rv > 0) { /* Could not handle the message now, just add it to a list to handle later. */ - spin_lock(&intf->waiting_msgs_lock); + spin_lock_irqsave(&intf->waiting_msgs_lock, flags); list_add_tail(&msg->link, &intf->waiting_msgs); - spin_unlock(&intf->waiting_msgs_lock); + spin_unlock_irqrestore(&intf->waiting_msgs_lock, flags); } else if (rv == 0) { ipmi_free_smi_msg(msg); }