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| author | Zhouyang Jia <jiazhouyang09@gmail.com> | 2018-06-14 21:37:17 +0800 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2018-06-25 15:16:11 +0200 |
| commit | 44d4d51de9a3534a2b63d69efda02a10e66541e4 (patch) | |
| tree | 70bb5a49708b3b297166a0a4542d7ac34d4356a4 | |
| parent | fdea70d26a471e002f2afc3a48821323b699f1e6 (diff) | |
| download | linux-44d4d51de9a3534a2b63d69efda02a10e66541e4.tar.bz2 | |
HID: hid-ntrig: add error handling for sysfs_create_group
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>
| -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 43b1c7234316..9bc6f4867cb3 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: |