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author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-11-26 11:12:29 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-27 08:26:01 +0100 |
commit | 97a64ba77db12e3f33680fc2540453c35b3681f7 (patch) | |
tree | bbdc3785f1b7886ebd42722d683910c644b24a7a /drivers/misc/pvpanic.c | |
parent | d39c02a65810611f0bc686febea4c6c7dd7e143a (diff) | |
download | linux-97a64ba77db12e3f33680fc2540453c35b3681f7.tar.gz linux-97a64ba77db12e3f33680fc2540453c35b3681f7.tar.bz2 linux-97a64ba77db12e3f33680fc2540453c35b3681f7.zip |
misc/pvpanic: fix a NULL vs IS_ERR() check
The devm_ioremap_resource() function doesn't return NULL, it returns
error pointers.
Fixes: 46f934c9a12f ("misc/pvpanic: add support to get pvpanic device info FDT")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/pvpanic.c')
-rw-r--r-- | drivers/misc/pvpanic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c index 01241ec6a5cd..595ac065b401 100644 --- a/drivers/misc/pvpanic.c +++ b/drivers/misc/pvpanic.c @@ -140,8 +140,8 @@ static int pvpanic_mmio_probe(struct platform_device *pdev) return -EINVAL; base = devm_ioremap_resource(&pdev->dev, mem); - if (base == NULL) - return -EFAULT; + if (IS_ERR(base)) + return PTR_ERR(base); atomic_notifier_chain_register(&panic_notifier_list, &pvpanic_panic_nb); |