From: Jia-Ju Bai baijiaju1990@gmail.com
[ Upstream commit d4e26aaea7f82ba884dcb4acfe689406bc092dc3 ]
The function ioremap() in fs_init() can fail, so its return value should be checked.
Reported-by: TOTE Robot oslab@tsinghua.edu.cn Signed-off-by: Jia-Ju Bai baijiaju1990@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/atm/firestream.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c index ef395b238816..f7880012b9a0 100644 --- a/drivers/atm/firestream.c +++ b/drivers/atm/firestream.c @@ -1692,6 +1692,8 @@ static int fs_init(struct fs_dev *dev) dev->hw_base = pci_resource_start(pci_dev, 0);
dev->base = ioremap(dev->hw_base, 0x1000); + if (!dev->base) + return 1;
reset_chip (dev);