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HID: alps: fix error return code in alps_input_configured()

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[ Upstream commit fa8ba6e5dc0e78e409e503ddcfceef5dd96527f4 ]

When input_register_device() fails, no error return code is assigned.
To fix this bug, ret is assigned with -ENOENT as error return code.

Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jia-Ju Bai 2021-03-04 05:19:57 -08:00 committed by Greg Kroah-Hartman
parent 079e32723f
commit f691dc8641
1 changed files with 1 additions and 0 deletions
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drivers/hid/hid-alps.c
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@ -761,6 +761,7 @@ static int alps_input_configured(struct hid_device *hdev, struct hid_input *hi)
if (input_register_device(data->input2)) {
input_free_device(input2);
ret = -ENOENT;
goto exit;
}
}