linux-kernel - [PATCH 3/7] ipmi: Reset the KCS timeout when starting error recovery

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Date:	Mon, 14 Apr 2014 09:46:52 -0500
From:	minyard@....org
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	OpenIPMI Developers <openipmi-developer@...ts.sourceforge.net>,
	Corey Minyard <cminyard@...sta.com>
Subject: [PATCH 3/7] ipmi: Reset the KCS timeout when starting error recovery

From: Corey Minyard <cminyard@...sta.com>

The OBF timer in KCS was not reset in one situation when error
recovery was started, resulting in an immediate timeout.

Reported-by: Bodo Stroesser <bstroesser@...fujitsu.com>
Signed-off-by: Corey Minyard <cminyard@...sta.com>
---
 drivers/char/ipmi/ipmi_kcs_sm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/char/ipmi/ipmi_kcs_sm.c b/drivers/char/ipmi/ipmi_kcs_sm.c
index 6a4bdc1..8c25f59 100644
--- a/drivers/char/ipmi/ipmi_kcs_sm.c
+++ b/drivers/char/ipmi/ipmi_kcs_sm.c
@@ -251,8 +251,9 @@ static inline int check_obf(struct si_sm_data *kcs, unsigned char status,
 	if (!GET_STATUS_OBF(status)) {
 		kcs->obf_timeout -= time;
 		if (kcs->obf_timeout < 0) {
-		    start_error_recovery(kcs, "OBF not ready in time");
-		    return 1;
+			kcs->obf_timeout = OBF_RETRY_TIMEOUT;
+			start_error_recovery(kcs, "OBF not ready in time");
+			return 1;
 		}
 		return 0;
 	}
-- 
1.8.3.1

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