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Subject[PATCH -next 3/3] devtmpfs: remove return value of devtmpfs_delete_node()
Date
The only caller of device_del() does not check the return value. And
there's nothing we can do when cleaning things up on a remove path.
Let's make it a void function.

Signed-off-by: Longlong Xia <xialonglong1@huawei.com>
---
drivers/base/base.h | 4 ++--
drivers/base/devtmpfs.c | 8 ++++----
2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0e806f641079..f7996bf8d28b 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -201,10 +201,10 @@ void device_pm_move_to_tail(struct device *dev);

#ifdef CONFIG_DEVTMPFS
int devtmpfs_create_node(struct device *dev);
-int devtmpfs_delete_node(struct device *dev);
+void devtmpfs_delete_node(struct device *dev);
#else
static inline int devtmpfs_create_node(struct device *dev) { return 0; }
-static inline int devtmpfs_delete_node(struct device *dev) { return 0; }
+static inline void devtmpfs_delete_node(struct device *dev) { return 0; }
#endif

void software_node_notify(struct device *dev);
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index 7789b7be4ee5..e5c4d3e98ec9 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -147,22 +147,22 @@ int devtmpfs_create_node(struct device *dev)
return devtmpfs_submit_req(&req, tmp);
}

-int devtmpfs_delete_node(struct device *dev)
+void devtmpfs_delete_node(struct device *dev)
{
const char *tmp = NULL;
struct req req;

if (!thread)
- return 0;
+ return;

req.name = device_get_devnode(dev, NULL, NULL, NULL, &tmp);
if (!req.name)
- return -ENOMEM;
+ return;

req.mode = 0;
req.dev = dev;

- return devtmpfs_submit_req(&req, tmp);
+ devtmpfs_submit_req(&req, tmp);
}

static int dev_mkdir(const char *name, umode_t mode)
--
2.25.1
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