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authorZhouyang Jia <jiazhouyang09@gmail.com>2018-06-14 21:37:17 +0800
committerJiri Kosina <jkosina@suse.cz>2018-06-25 15:16:11 +0200
commit44d4d51de9a3534a2b63d69efda02a10e66541e4 (patch)
tree70bb5a49708b3b297166a0a4542d7ac34d4356a4 /drivers/hid
parentfdea70d26a471e002f2afc3a48821323b699f1e6 (diff)
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>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-ntrig.c2
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: