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path: root/drivers/ipack/carriers
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-rw-r--r--drivers/ipack/carriers/tpci200.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/ipack/carriers/tpci200.c b/drivers/ipack/carriers/tpci200.c
index a16b320739b4..8a9c169b6f99 100644
--- a/drivers/ipack/carriers/tpci200.c
+++ b/drivers/ipack/carriers/tpci200.c
@@ -304,6 +304,13 @@ static int tpci200_register(struct tpci200_board *tpci200)
ioremap_nocache(pci_resource_start(tpci200->info->pdev,
TPCI200_IP_INTERFACE_BAR),
TPCI200_IFACE_SIZE);
+ if (!tpci200->info->interface_regs) {
+ dev_err(&tpci200->info->pdev->dev,
+ "(bn 0x%X, sn 0x%X) failed to map driver user space!",
+ tpci200->info->pdev->bus->number,
+ tpci200->info->pdev->devfn);
+ goto out_release_mem8_space;
+ }
/* Initialize lock that protects interface_regs */
spin_lock_init(&tpci200->regs_lock);