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Message-ID: <1465420463-24982-3-git-send-email-david.kershner@unisys.com>
Date:	Wed, 8 Jun 2016 17:13:56 -0400
From:	David Kershner <david.kershner@...sys.com>
To:	<corbet@....net>, <tglx@...utronix.de>, <mingo@...hat.com>,
	<hpa@...or.com>, <david.kershner@...sys.com>,
	<gregkh@...uxfoundation.org>, <erik.arfvidson@...sys.com>,
	<timothy.sell@...sys.com>, <hofrat@...dl.org>,
	<dzickus@...hat.com>, <jes.sorensen@...hat.com>,
	<alexander.curtin@...sys.com>, <janani.rvchndrn@...il.com>,
	<sudipm.mukherjee@...il.com>, <prarit@...hat.com>,
	<david.binder@...sys.com>, <nhorman@...hat.com>,
	<dan.j.williams@...el.com>, <linux-kernel@...r.kernel.org>,
	<linux-doc@...r.kernel.org>,
	<driverdev-devel@...uxdriverproject.org>,
	<sparmaintainer@...sys.com>
Subject: [PATCH v4 02/29] staging: unisys: visorbus: check parahotplug_request_complete_result

From: Erik Arfvidson <erik.arfvidson@...sys.com>

This patch modifies the caller of parahotplug_request_complete()
to check the return value and return appropriate result.

Signed-off-by: Erik Arfvidson <erik.arfvidson@...sys.com>
Signed-off-by: David Kershner <david.kershner@...sys.com>
Reviewed-by: Tim Sell <Timothy.Sell@...sys.com>
---
 drivers/staging/unisys/visorbus/visorchipset.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index d248c94..7f44913 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -2036,11 +2036,14 @@ static ssize_t devicedisabled_store(struct device *dev,
 				    const char *buf, size_t count)
 {
 	unsigned int id;
+	int err;
 
 	if (kstrtouint(buf, 10, &id))
 		return -EINVAL;
 
-	parahotplug_request_complete(id, 0);
+	err = parahotplug_request_complete(id, 0);
+	if (err < 0)
+		return err;
 	return count;
 }
 
-- 
1.9.1

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