From 6792cbbb254712a8c0fa8a4c97c8d521c7c41c28 Mon Sep 17 00:00:00 2001
From: Davidlohr Bueso <dave@gnu.org>
Date: Wed, 29 Sep 2010 18:53:35 -0700
Subject: [PATCH] Input: return -ENOMEM in select drivers when memory
 allocation fails

Instead of using -1 let's start using proper error codes.

Signed-off-by: Davidlohr Bueso <dave@gnu.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---
 drivers/input/misc/powermate.c   | 2 +-
 drivers/input/mouse/elantech.c   | 2 +-
 drivers/input/mouse/synaptics.c  | 2 +-
 drivers/input/mouse/trackpoint.c | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/input/misc/powermate.c b/drivers/input/misc/powermate.c
index bf170f6b4422..f45947190e4f 100644
--- a/drivers/input/misc/powermate.c
+++ b/drivers/input/misc/powermate.c
@@ -280,7 +280,7 @@ static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_dev
 
 	pm->configcr = kmalloc(sizeof(*(pm->configcr)), GFP_KERNEL);
 	if (!pm->configcr)
-		return -1;
+		return -ENOMEM;
 
 	return 0;
 }
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 48311204ba51..04d9bf320a4f 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -699,7 +699,7 @@ int elantech_init(struct psmouse *psmouse)
 
 	psmouse->private = etd = kzalloc(sizeof(struct elantech_data), GFP_KERNEL);
 	if (!etd)
-		return -1;
+		return -ENOMEM;
 
 	etd->parity[0] = 1;
 	for (i = 1; i < 256; i++)
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 96b70a43515f..a79bc362dde5 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -731,7 +731,7 @@ int synaptics_init(struct psmouse *psmouse)
 
 	psmouse->private = priv = kzalloc(sizeof(struct synaptics_data), GFP_KERNEL);
 	if (!priv)
-		return -1;
+		return -ENOMEM;
 
 	psmouse_reset(psmouse);
 
diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c
index 0643e49ca603..54b2fa892e19 100644
--- a/drivers/input/mouse/trackpoint.c
+++ b/drivers/input/mouse/trackpoint.c
@@ -303,7 +303,7 @@ int trackpoint_detect(struct psmouse *psmouse, bool set_properties)
 
 	psmouse->private = kzalloc(sizeof(struct trackpoint_data), GFP_KERNEL);
 	if (!psmouse->private)
-		return -1;
+		return -ENOMEM;
 
 	psmouse->vendor = "IBM";
 	psmouse->name = "TrackPoint";
-- 
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