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path: root/drivers/pci/host/pcie-iproc-bcma.c
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Diffstat (limited to 'drivers/pci/host/pcie-iproc-bcma.c')
-rw-r--r--drivers/pci/host/pcie-iproc-bcma.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/host/pcie-iproc-bcma.c b/drivers/pci/host/pcie-iproc-bcma.c
index ec6edaf..8ce0890 100644
--- a/drivers/pci/host/pcie-iproc-bcma.c
+++ b/drivers/pci/host/pcie-iproc-bcma.c
@@ -55,6 +55,11 @@ static int iproc_pcie_bcma_probe(struct bcma_device *bdev)
pcie->dev = dev;
pcie->base = bdev->io_addr;
+ if (!pcie->base) {
+ dev_err(dev, "no controller registers\n");
+ return -ENOMEM;
+ }
+
pcie->base_addr = bdev->addr;
res_mem.start = bdev->addr_s[0];