diff options
| author | Basavaraj Natikar <Basavaraj.Natikar@amd.com> | 2022-07-23 09:10:33 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2022-07-23 21:10:46 +0300 |
| commit | 5d4d0f15657535f6a122ab26d47230b5c2b944af (patch) | |
| tree | f165d2e0e3bfe41bafe1376ed939a7573043bc14 /drivers/hid | |
| parent | 1a9c9657ba095e3b330daaef75e53329aa989195 (diff) | |
| download | linux-5d4d0f15657535f6a122ab26d47230b5c2b944af.tar.xz | |
HID: amd_sfh: Handle condition of "no sensors"
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>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/amd-sfh-hid/amd_sfh_client.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_client.c b/drivers/hid/amd-sfh-hid/amd_sfh_client.c index f95e623040f3..8275bba63611 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_client.c +++ b/drivers/hid/amd-sfh-hid/amd_sfh_client.c @@ -225,6 +225,8 @@ int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata) mp2_ops->resume = amd_sfh_resume; 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); |