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| author |   Jia-Ju Bai <baijiaju1990@gmail.com> | 2022-02-25 04:52:30 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2022-02-28 11:36:01 +0000 |
| commit | d4e26aaea7f82ba884dcb4acfe689406bc092dc3 (patch) | |
| tree | 382537afbc5d07c903391228a17dfa2734c9db59 /drivers/atm | |
| parent | net: sparx5: Add #include to remove warning (diff) | |
| download | linux-dev-d4e26aaea7f82ba884dcb4acfe689406bc092dc3.tar.xz linux-dev-d4e26aaea7f82ba884dcb4acfe689406bc092dc3.zip | |
atm: firestream: check the return value of ioremap() in fs_init()
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>
Diffstat (limited to 'drivers/atm')
| -rw-r--r-- | drivers/atm/firestream.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c index 3bc3c314a467..4f67404fe64c 100644 --- a/drivers/atm/firestream.c +++ b/drivers/atm/firestream.c @@ -1676,6 +1676,8 @@ 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); |