From 17a0a1e5f6c4bd6df17834312ff577c1373d87b8 Mon Sep 17 00:00:00 2001
From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
Date: Fri, 20 Jul 2018 10:01:58 -0500
Subject: PCI: mediatek: Fix unchecked return value
Check return value of devm_pci_remap_iospace().
Addresses-Coverity-ID: 1471965 ("Unchecked return value")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Honghui Zhang <honghui.zhang@mediatek.com>
---
drivers/pci/controller/pcie-mediatek.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
(limited to 'drivers/pci/controller')
diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c
index 861dda69f366..1477939ef38a 100644
--- a/drivers/pci/controller/pcie-mediatek.c
+++ b/drivers/pci/controller/pcie-mediatek.c
@@ -1109,7 +1109,9 @@ static int mtk_pcie_request_resources(struct mtk_pcie *pcie)
if (err < 0)
return err;
- devm_pci_remap_iospace(dev, &pcie->pio, pcie->io.start);
+ err = devm_pci_remap_iospace(dev, &pcie->pio, pcie->io.start);
+ if (err)
+ return err;
return 0;
}
--
cgit