From cf9806f32ef63b745f2486e0dbb2ac21f4ca44f0 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 5 May 2017 08:33:24 +0300
Subject: [PATCH] ipmi_ssif: unlock on allocation failure
Git-commit: cf9806f32ef63b745f2486e0dbb2ac21f4ca44f0
Patch-mainline: v4.13-rc1
References: bsc#1051510

We should unlock and re-enable IRQs if this allocation fails.

Fixes: 259307074bfc ("ipmi: Add SMBus interface driver (SSIF) ")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/char/ipmi/ipmi_ssif.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -408,6 +408,7 @@ static void start_event_fetch(struct ssi
 	msg = ipmi_alloc_smi_msg();
 	if (!msg) {
 		ssif_info->ssif_state = SSIF_NORMAL;
+		ipmi_ssif_unlock_cond(ssif_info, flags);
 		return;
 	}
 
@@ -430,6 +431,7 @@ static void start_recv_msg_fetch(struct
 	msg = ipmi_alloc_smi_msg();
 	if (!msg) {
 		ssif_info->ssif_state = SSIF_NORMAL;
+		ipmi_ssif_unlock_cond(ssif_info, flags);
 		return;
 	}