| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.12 183/212] HID:hid-lg4ff: Initialize device properties before we touch autocentering. | Date | Mon, 2 Dec 2013 11:16:14 -0800 |
| |
3.12-stable review patch. If anyone has any objections, please let me know.
------------------
From: Simon Wood <simon@mungewell.org>
commit 114a55cf9dd1576e7ac56189832cd4d7dc56c218 upstream.
Re-arrange code slightly to ensure that device properties are configured before calling auto-center command.
Reported-by: Michal Malý <madcatxster@prifuk.cz> Signed-off-by: Simon Wood <simon@mungewell.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/hid/hid-lg4ff.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-)
--- a/drivers/hid/hid-lg4ff.c +++ b/drivers/hid/hid-lg4ff.c @@ -574,17 +574,6 @@ int lg4ff_init(struct hid_device *hid) if (error) return error; - /* Check if autocentering is available and - * set the centering force to zero by default */ - if (test_bit(FF_AUTOCENTER, dev->ffbit)) { - if (rev_maj == FFEX_REV_MAJ && rev_min == FFEX_REV_MIN) /* Formula Force EX expects different autocentering command */ - dev->ff->set_autocenter = hid_lg4ff_set_autocenter_ffex; - else - dev->ff->set_autocenter = hid_lg4ff_set_autocenter_default; - - dev->ff->set_autocenter(dev, 0); - } - /* Get private driver data */ drv_data = hid_get_drvdata(hid); if (!drv_data) { @@ -605,6 +594,17 @@ int lg4ff_init(struct hid_device *hid) entry->max_range = lg4ff_devices[i].max_range; entry->set_range = lg4ff_devices[i].set_range; + /* Check if autocentering is available and + * set the centering force to zero by default */ + if (test_bit(FF_AUTOCENTER, dev->ffbit)) { + if (rev_maj == FFEX_REV_MAJ && rev_min == FFEX_REV_MIN) /* Formula Force EX expects different autocentering command */ + dev->ff->set_autocenter = hid_lg4ff_set_autocenter_ffex; + else + dev->ff->set_autocenter = hid_lg4ff_set_autocenter_default; + + dev->ff->set_autocenter(dev, 0); + } + /* Create sysfs interface */ error = device_create_file(&hid->dev, &dev_attr_range); if (error)
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