[PATCH net-next 05/19] net: hns: Remove unnecessary device resource free

From: Yisen Zhuang
Date: Mon Jun 20 2016 - 23:44:19 EST


From: Qianqian Xie <xieqianqian@xxxxxxxxxx>

The driver uses devm_ioremap_resource, it will unmap the map
automatically, remove the unnecessary the resource free.

Signed-off-by: Qianqian Xie <xieqianqian@xxxxxxxxxx>
Reported-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@xxxxxxxxxx>
---
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 39 +++-------------------
1 file changed, 4 insertions(+), 35 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
index 422f97d..b8b2ff9 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
@@ -176,7 +176,7 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
desc_num > HNS_DSAF_MAX_DESC_CNT) {
dev_err(dsaf_dev->dev, "get desc-num(%d) fail, ret=%d!\n",
desc_num, ret);
- goto unmap_base_addr;
+ return -EINVAL;
}
dsaf_dev->desc_num = desc_num;

@@ -192,7 +192,7 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
if (ret < 0) {
dev_err(dsaf_dev->dev,
"get buf-size fail, ret=%d!\r\n", ret);
- goto unmap_base_addr;
+ return ret;
}
dsaf_dev->buf_size = buf_size;

@@ -200,7 +200,7 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
if (dsaf_dev->buf_size_type < 0) {
dev_err(dsaf_dev->dev,
"buf_size(%d) is wrong!\n", buf_size);
- goto unmap_base_addr;
+ return -EINVAL;
}

dsaf_dev->misc_op = hns_misc_op_get(dsaf_dev);
@@ -213,32 +213,6 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
dev_err(dsaf_dev->dev, "set mask to 64bit fail!\n");

return 0;
-
-unmap_base_addr:
- if (dsaf_dev->io_base)
- iounmap(dsaf_dev->io_base);
- if (dsaf_dev->ppe_base)
- iounmap(dsaf_dev->ppe_base);
- if (dsaf_dev->sds_base)
- iounmap(dsaf_dev->sds_base);
- if (dsaf_dev->sc_base)
- iounmap(dsaf_dev->sc_base);
- return ret;
-}
-
-static void hns_dsaf_free_cfg(struct dsaf_device *dsaf_dev)
-{
- if (dsaf_dev->io_base)
- iounmap(dsaf_dev->io_base);
-
- if (dsaf_dev->ppe_base)
- iounmap(dsaf_dev->ppe_base);
-
- if (dsaf_dev->sds_base)
- iounmap(dsaf_dev->sds_base);
-
- if (dsaf_dev->sc_base)
- iounmap(dsaf_dev->sc_base);
}

/**
@@ -2645,7 +2619,7 @@ static int hns_dsaf_probe(struct platform_device *pdev)

ret = hns_dsaf_init(dsaf_dev);
if (ret)
- goto free_cfg;
+ goto free_dev;

ret = hns_mac_init(dsaf_dev);
if (ret)
@@ -2670,9 +2644,6 @@ uninit_mac:
uninit_dsaf:
hns_dsaf_free(dsaf_dev);

-free_cfg:
- hns_dsaf_free_cfg(dsaf_dev);
-
free_dev:
hns_dsaf_free_dev(dsaf_dev);

@@ -2695,8 +2666,6 @@ static int hns_dsaf_remove(struct platform_device *pdev)

hns_dsaf_free(dsaf_dev);

- hns_dsaf_free_cfg(dsaf_dev);
-
hns_dsaf_free_dev(dsaf_dev);

return 0;
--
1.9.1