| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 44/94] HID: hid-ntrig: add error handling for sysfs_create_group | Date | Tue, 2 Oct 2018 06:24:58 -0700 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Zhouyang Jia <jiazhouyang09@gmail.com>
[ 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> --- drivers/hid/hid-ntrig.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/hid/hid-ntrig.c +++ b/drivers/hid/hid-ntrig.c @@ -955,6 +955,8 @@ static int ntrig_probe(struct hid_device ret = sysfs_create_group(&hdev->dev.kobj, &ntrig_attribute_group); + if (ret) + hid_err(hdev, "cannot create sysfs group\n"); return 0; err_free:
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