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mt76: fix return value check in mt76_wmac_probe()

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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: c8846e1015 ("mt76: add driver for MT7603E and MT7628/7688")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Wei Yongjun 2019-03-04 01:10:00 +00:00 committed by Felix Fietkau
parent b126c88974
commit 7c1b998d34
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wireless/mediatek/mt76/mt7603/soc.c
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@ -23,9 +23,9 @@ mt76_wmac_probe(struct platform_device *pdev)
}
mem_base = devm_ioremap_resource(&pdev->dev, res);
if (!mem_base) {
if (IS_ERR(mem_base)) {
dev_err(&pdev->dev, "Failed to get memory resource\n");
return -EINVAL;
return PTR_ERR(mem_base);
}
mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7603_ops,