staging: mt7621-eth: fix return value check in mtk_probe()
authorWei Yongjun <weiyongjun1@huawei.com>
Mon, 14 May 2018 18:14:23 +0000 (11:14 -0700)
committerJohn Crispin <john@phrozen.org>
Tue, 15 May 2018 04:45:34 +0000 (06:45 +0200)
commitc4ae54dfabc982d9b8865984b91e493745da12e2
tree16d5b16211f8dc11b33d2d2bf01cdcdfe66210f9
parente07baec9faf487fd143976636025b5da55e13c20
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>
target/linux/ramips/files-4.14/drivers/net/ethernet/mtk/mtk_eth_soc.c