From: Corey Minyard <cminyard@mvista.com>
Date: Sat, 5 Sep 2015 22:58:13 +0000 (-0500)
Subject: ipmi: Stop the timer immediately if idle
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=314ef52fe67f8f03453b69169f954e2d04679bbd;p=linux-beck.git

ipmi: Stop the timer immediately if idle

The IPMI driver would let the final timeout just happen, but it could
easily just stop the timer.  If the timer stop fails that's ok, that
should be rare.

Signed-off-by: Corey Minyard <cminyard@mvista.com>
---

diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 20c3d7b97602..71b59cb6ae0c 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -935,6 +935,13 @@ static enum si_sm_result smi_event_handler(struct smi_info *smi_info,
 		}
 		goto restart;
 	}
+
+	if (si_sm_result == SI_SM_IDLE && smi_info->timer_running) {
+		/* Ok it if fails, the timer will just go off. */
+		if (del_timer(&smi_info->si_timer))
+			smi_info->timer_running = false;
+	}
+
  out:
 	return si_sm_result;
 }