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| author | Gustavo A. R. Silva <gustavo@embeddedor.com> | 2018-07-20 18:01:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-20 20:46:53 +0300 |
| commit | d15e5038213ec28e1df349ee1408018e032dce03 (patch) | |
| tree | 7a8044329d050b8837b84a7642e9127a037053de /drivers/pci | |
| parent | 80ec7fcb04a04ce1dcad8c96220dd1f0f056b0da (diff) | |
| download | linux-d15e5038213ec28e1df349ee1408018e032dce03.tar.xz | |
PCI: mediatek: Fix unchecked return value
[ Upstream commit 17a0a1e5f6c4bd6df17834312ff577c1373d87b8 ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/controller/pcie-mediatek.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c index c5ff6ca65eab..0d100f56cb88 100644 --- a/drivers/pci/controller/pcie-mediatek.c +++ b/drivers/pci/controller/pcie-mediatek.c @@ -1120,7 +1120,9 @@ 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; } |