linux-kernel - [PATCH -next v2] ipmi/powernv: Fix error return code in ipmi_powernv

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 18 Jan 2018 01:43:19 +0000
From:   Wei Yongjun <weiyongjun1@...wei.com>
To:     Corey Minyard <minyard@....org>, Arnd Bergmann <arnd@...db.de>,
        "Alistair Popple" <alistair@...ple.id.au>,
        Michael Ellerman <mpe@...erman.id.au>,
        "Jeremy Kerr" <jk@...abs.org>
CC:     Wei Yongjun <weiyongjun1@...wei.com>,
        <openipmi-developer@...ts.sourceforge.net>,
        <linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next v2] ipmi/powernv: Fix error return code in ipmi_powernv_probe()

Fix to return a negative error code from the request_irq() error
handling case instead of 0, as done elsewhere in this function.

Fixes: dce143c3381c ("ipmi/powernv: Convert to irq event interface")
Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
---
v1 -> v2: add fixes.
---
 drivers/char/ipmi/ipmi_powernv.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/char/ipmi/ipmi_powernv.c b/drivers/char/ipmi/ipmi_powernv.c
index c687c8d..bcf493d 100644
--- a/drivers/char/ipmi/ipmi_powernv.c
+++ b/drivers/char/ipmi/ipmi_powernv.c
@@ -250,8 +250,9 @@ static int ipmi_powernv_probe(struct platform_device *pdev)
 		ipmi->irq = opal_event_request(prop);
 	}
 
-	if (request_irq(ipmi->irq, ipmi_opal_event, IRQ_TYPE_LEVEL_HIGH,
-				"opal-ipmi", ipmi)) {
+	rc = request_irq(ipmi->irq, ipmi_opal_event, IRQ_TYPE_LEVEL_HIGH,
+			 "opal-ipmi", ipmi);
+	if (rc) {
 		dev_warn(dev, "Unable to request irq\n");
 		goto err_dispose;
 	}