linux-kernel - [PATCH] PCI: tegra: Fix reporting GPIO error value

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Date:   Tue, 14 Apr 2020 12:25:12 +0200
From:   Pali Rohár <pali@...nel.org>
To:     Thierry Reding <thierry.reding@...il.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Andrew Murray <amurray@...goodpenguin.co.uk>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        linux-tegra@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] PCI: tegra: Fix reporting GPIO error value

Error code is stored in rp->reset_gpio and not in err variable.

Signed-off-by: Pali Rohár <pali@...nel.org>
---
 drivers/pci/controller/pci-tegra.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c
index 0e03cef72840..378d5a8773c7 100644
--- a/drivers/pci/controller/pci-tegra.c
+++ b/drivers/pci/controller/pci-tegra.c
@@ -2314,8 +2314,8 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie)
 			if (PTR_ERR(rp->reset_gpio) == -ENOENT) {
 				rp->reset_gpio = NULL;
 			} else {
-				dev_err(dev, "failed to get reset GPIO: %d\n",
-					err);
+				dev_err(dev, "failed to get reset GPIO: %ld\n",
+					PTR_ERR(rp->reset_gpio));
 				return PTR_ERR(rp->reset_gpio);
 			}
 		}
-- 
2.20.1