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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-06-19 10:32:32 +0800
committerDavid S. Miller <davem@davemloft.net>2013-06-19 00:48:58 -0700
commit646093a29f85630d8efe2aa38fa585d2c3ea2e46 (patch)
tree1961c2a83d9bd491f2ce6d236c258fd9cf292661
parenta267a6041fdb690de9570dab20a5f0fa417c8c9f (diff)
bcm63xx_enet: fix return value check in bcm_enet_shared_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(). Introduce by commit 0ae99b5fede6f3a8d252d50bb4aba29544295219 (bcm63xx_enet: split DMA channel register accesses) Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/broadcom/bcm63xx_enet.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
index 8f1ac023bb0..b1bcd4ba474 100644
--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
@@ -2862,8 +2862,8 @@ static int bcm_enet_shared_probe(struct platform_device *pdev)
for (i = 0; i < 3; i++) {
res = platform_get_resource(pdev, IORESOURCE_MEM, i);
p[i] = devm_ioremap_resource(&pdev->dev, res);
- if (!p[i])
- return -ENOMEM;
+ if (IS_ERR(p[i]))
+ return PTR_ERR(p[i]);
}
memcpy(bcm_enet_shared_base, p, sizeof(bcm_enet_shared_base));