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HID: amd_sfh: Handle condition of "no sensors"

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[ Upstream commit 5d4d0f15657535f6a122ab26d47230b5c2b944af ]

Add a check for num_hid_devices to handle special case the situation
of "no sensors".

Fixes: 4b2c53d93a4b ("SFH:Transport Driver to add support of AMD Sensor Fusion Hub (SFH)")
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Basavaraj Natikar 2022-07-23 11:40:33 +05:30 committed by Greg Kroah-Hartman
parent 0d26515550
commit 2988443802
1 changed files with 2 additions and 0 deletions
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2
drivers/hid/amd-sfh-hid/amd_sfh_client.c
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@ -154,6 +154,8 @@ int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata)
dev = &privdata->pdev->dev;
cl_data->num_hid_devices = amd_mp2_get_sensor_num(privdata, &cl_data->sensor_idx[0]);
if (cl_data->num_hid_devices == 0)
return -ENODEV;
INIT_DELAYED_WORK(&cl_data->work, amd_sfh_work);
INIT_DELAYED_WORK(&cl_data->work_buffer, amd_sfh_work_buffer);