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| author |   Michal Malý <madcatxster@devoid-pointer.net> | 2015-04-08 22:56:45 +0200 |
|---|---|---|
| committer |   Jiri Kosina <jkosina@suse.cz> | 2015-05-07 16:27:09 +0200 |
| commit | 2dbf635ea1c0b62a957438d72a162175680a3d4a (patch) | |
| tree | b6b5c7c86868508af0f9c2fe82d8d4bf6417d569 /drivers/hid/hid-lg.c | |
| parent | HID: hid-lg4ff: Update a warning message (diff) | |
| download | linux-dev-2dbf635ea1c0b62a957438d72a162175680a3d4a.tar.xz linux-dev-2dbf635ea1c0b62a957438d72a162175680a3d4a.zip | |
HID: hid-lg: Check return values from lg[N]ff_init()
Check return values from lg[N]ff_init(). hid-lg did not check return values from
the lg[N]_init() functions, possibly trying to work with a device whose
initialization has failed.
Signed-off-by: Michal Malý <madcatxster@devoid-pointer.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-lg.c')
| -rw-r--r-- | drivers/hid/hid-lg.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c index 2671de952e62..3f01da695d5e 100644 --- a/drivers/hid/hid-lg.c +++ b/drivers/hid/hid-lg.c @@ -713,13 +713,16 @@ static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id) } if (drv_data->quirks & LG_FF) - lgff_init(hdev); + ret = lgff_init(hdev); if (drv_data->quirks & LG_FF2) - lg2ff_init(hdev); + ret = lg2ff_init(hdev); if (drv_data->quirks & LG_FF3) - lg3ff_init(hdev); + ret = lg3ff_init(hdev); if (drv_data->quirks & LG_FF4) - lg4ff_init(hdev); + ret = lg4ff_init(hdev); + + if (ret) + goto err_free; return 0; err_free: |