staging: mt7621-eth: fix return value check in mtk_probe()
authorWei Yongjun <weiyongjun1@huawei.com>
Thu, 22 Mar 2018 02:09:39 +0000 (02:09 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 22 Mar 2018 17:31:04 +0000 (18:31 +0100)
commit960526d5970f80497ae500441adc2554c72dcf7e
tree73261ef0cf2f4c622bf2494b9029425d28c2d20f
parent2a5f03b60a0cf59b305f10ff2dbc6cf84b280bba
staging: mt7621-eth: fix return value check in mtk_probe()

In case of error, the function devm_ioremap_resource() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Fixes: e3cbf478f846 ("staging: mt7621-eth: add the drivers core files")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/mt7621-eth/mtk_eth_soc.c