[PATCH -next] staging: mt7621-eth: fix return value check in mtk_probe()

[Wei Yongjun]

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 <weiyongj...@huawei.com>
---
 drivers/staging/mt7621-eth/mtk_eth_soc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/mt7621-eth/mtk_eth_soc.c 
b/drivers/staging/mt7621-eth/mtk_eth_soc.c
index 98b4462..dea4270 100644
--- a/drivers/staging/mt7621-eth/mtk_eth_soc.c
+++ b/drivers/staging/mt7621-eth/mtk_eth_soc.c
@@ -2077,8 +2077,8 @@ static int mtk_probe(struct platform_device *pdev)
                return -ENOMEM;
 
        eth->base = devm_ioremap_resource(&pdev->dev, res);
-       if (!eth->base)
-               return -EADDRNOTAVAIL;
+       if (IS_ERR(eth->base))
+               return PTR_ERR(eth->base);
 
        spin_lock_init(&eth->page_lock);

_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel