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From:   Sasha Levin <sashal@kernel.org>
To:     linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc:     Dan Carpenter <dan.carpenter@oracle.com>,
        Zhang Rui <rui.zhang@intel.com>,
        Sasha Levin <sashal@kernel.org>, linux-pm@vger.kernel.org
Subject: [PATCH AUTOSEL 4.20 11/77] thermal: int340x_thermal: Fix a NULL vs IS_ERR() check
Date:   Thu, 14 Feb 2019 21:07:49 -0500
Message-Id: <20190215020855.176727-11-sashal@kernel.org>
In-Reply-To: <20190215020855.176727-1-sashal@kernel.org>
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From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 3fe931b31a4078395c1967f0495dcc9e5ec6b5e3 ]

The intel_soc_dts_iosf_init() function doesn't return NULL, it returns
error pointers.

Fixes: 4d0dd6c1576b ("Thermal/int340x/processor_thermal: Enable auxiliary DTS for Braswell")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/thermal/int340x_thermal/processor_thermal_device.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/thermal/int340x_thermal/processor_thermal_device.c b/drivers/thermal/int340x_thermal/processor_thermal_device.c
index 284cf2c5a8fd..8e0f665cf06f 100644
--- a/drivers/thermal/int340x_thermal/processor_thermal_device.c
+++ b/drivers/thermal/int340x_thermal/processor_thermal_device.c
@@ -423,7 +423,7 @@ static int  proc_thermal_pci_probe(struct pci_dev *pdev,
 		proc_priv->soc_dts = intel_soc_dts_iosf_init(
 					INTEL_SOC_DTS_INTERRUPT_MSI, 2, 0);
 
-		if (proc_priv->soc_dts && pdev->irq) {
+		if (!IS_ERR(proc_priv->soc_dts) && pdev->irq) {
 			ret = pci_enable_msi(pdev);
 			if (!ret) {
 				ret = request_threaded_irq(pdev->irq, NULL,
-- 
2.19.1