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net: hns: Fix object reference leaks in hns_dsaf_roce_reset() 

[ Upstream commit c969c6e7ab ]

The of_find_device_by_node() takes a reference to the underlying device
structure, we should release that reference.

Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Huang Zijiang 2019-02-14 14:41:45 +08:00 committed by Greg Kroah-Hartman
parent 484e89a9a7
commit 4d8854af81
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
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@ -2820,6 +2820,7 @@ int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool dereset)
dsaf_dev = dev_get_drvdata(&pdev->dev);
if (!dsaf_dev) {
dev_err(&pdev->dev, "dsaf_dev is NULL\n");
put_device(&pdev->dev);
return -ENODEV;
}
@ -2827,6 +2828,7 @@ int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool dereset)
if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
dev_err(dsaf_dev->dev, "%s v1 chip doesn't support RoCE!\n",
dsaf_dev->ae_dev.name);
put_device(&pdev->dev);
return -ENODEV;
}