From: Frank Praznik <frank.praznik@oh.rr.com>
Date: Mon, 23 Feb 2015 01:42:46 +0000 (-0500)
Subject: HID: sony: fix uninitialized per-controller spinlock
X-Git-Tag: v4.0-rc2~23^2~2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=b94993f6fb3452628bb4678ea86df33ffbfdde8d;p=linux.git

HID: sony: fix uninitialized per-controller spinlock

Per-controller spinlock needs to be properly initialized during device probe.

[jkosina@suse.cz: massage changelog]
[jkosina@suse.cz: drop hunk that has already been applied by previous
 patch]
Signed-off-by: Frank Praznik <frank.praznik@oh.rr.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
---

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index e87148dbeb1b..1896c019e302 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -1944,6 +1944,8 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
 		return -ENOMEM;
 	}
 
+	spin_lock_init(&sc->lock);
+
 	sc->quirks = quirks;
 	hid_set_drvdata(hdev, sc);
 	sc->hdev = hdev;