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authorDan Carpenter <dan.carpenter@oracle.com>2018-07-27 17:10:39 -0500
committerBjorn Helgaas <bhelgaas@google.com>2018-07-27 17:10:39 -0500
commita54e43f993f8ec2f063b616a0e4d2b09e08d78a5 (patch)
treebc0e1ef91e97a99c39f656bb14d774598f3b17cc
parentbd91b56cb3b27492963caeb5fccefe20a986ca8d (diff)
downloadlinux-a54e43f993f8ec2f063b616a0e4d2b09e08d78a5.tar.gz
PCI: mobiveil: Avoid integer overflow in IB_WIN_SIZE
IB_WIN_SIZE is larger than INT_MAX so we need to cast it to u64. Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP driver") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
-rw-r--r--drivers/pci/controller/pcie-mobiveil.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
index 4d6c20e47bed4f..cf0aa7cee5b0a8 100644
--- a/drivers/pci/controller/pcie-mobiveil.c
+++ b/drivers/pci/controller/pcie-mobiveil.c
@@ -107,7 +107,7 @@
#define CFG_WINDOW_TYPE 0
#define IO_WINDOW_TYPE 1
#define MEM_WINDOW_TYPE 2
-#define IB_WIN_SIZE (256 * 1024 * 1024 * 1024)
+#define IB_WIN_SIZE ((u64)256 * 1024 * 1024 * 1024)
#define MAX_PIO_WINDOWS 8
/* Parameters for the waiting for link up routine */