3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Simon Wood <si...@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 <madcatxs...@prifuk.cz>
Signed-off-by: Simon Wood <si...@mungewell.org>
Signed-off-by: Jiri Kosina <jkos...@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gre...@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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