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| author | Zhouyang Jia <jiazhouyang09@gmail.com> | 2018-06-14 21:37:17 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-10 08:52:06 +0200 |
| commit | e645e3c0029037fa8088b012591a58e8dfa8e390 (patch) | |
| tree | 95d953e6501f599e307a32e20a3d867835fb791f /drivers/hid | |
| parent | e4b4dd50034f6209ceb433586c7d934c02259cda (diff) | |
HID: hid-ntrig: add error handling for sysfs_create_group
[ Upstream commit 44d4d51de9a3534a2b63d69efda02a10e66541e4 ]
When sysfs_create_group fails, the lack of error-handling code may
cause unexpected results.
This patch adds error-handling code after calling sysfs_create_group.
Signed-off-by: Zhouyang Jia <jiazhouyang09@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/hid-ntrig.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c index 756d1ef9bd99..6124fd6e04d1 100644 --- a/drivers/hid/hid-ntrig.c +++ b/drivers/hid/hid-ntrig.c @@ -955,6 +955,8 @@ static int ntrig_probe(struct hid_device *hdev, const struct hid_device_id *id) ret = sysfs_create_group(&hdev->dev.kobj, &ntrig_attribute_group); + if (ret) + hid_err(hdev, "cannot create sysfs group\n"); return 0; err_free: |