diff options
| author | Longlong Xia <xialonglong1@huawei.com> | 2023-02-10 09:54:42 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-02-10 11:26:36 +0100 |
| commit | 31b4b6730fd4f5d503c9f23619c920ce7b794754 (patch) | |
| tree | 0cdd9bf322ea2056db763a82c0efafcc9de32d31 /drivers/base | |
| parent | ccfc901f01170721554963745f7bd94c15235c96 (diff) | |
driver core: add error handling for devtmpfs_create_node()
In some cases, devtmpfs_create_node() can return error value.
So, make use of it.
Signed-off-by: Longlong Xia <xialonglong1@huawei.com>
Link: https://lore.kernel.org/r/20230210095444.4067307-2-xialonglong1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index f9297c68214a..4fc6f27641bf 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -3602,7 +3602,9 @@ int device_add(struct device *dev) if (error) goto SysEntryError; - devtmpfs_create_node(dev); + error = devtmpfs_create_node(dev); + if (error) + goto DevtmpfsError; } /* Notify clients of device addition. This call must come @@ -3658,6 +3660,8 @@ int device_add(struct device *dev) done: put_device(dev); return error; + DevtmpfsError: + device_remove_sys_dev_entry(dev); SysEntryError: if (MAJOR(dev->devt)) device_remove_file(dev, &dev_attr_dev); |