From 4b376ddeb4f3c9d9d279ffd2946d88edd5af4cfc Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Mon, 1 Aug 2011 14:20:53 +1000
Subject: [PATCH] dix: fix compiler warnings ("foo" set but not used)

devices.c: In function 'AttachDevice':
devices.c:2409:18: warning: variable 'oldmaster' set but not used
[-Wunused-but-set-variable]

events.c: In function 'ConfineToShape':
events.c:683:15: warning: variable 'pSprite' set but not used
[-Wunused-but-set-variable]

events.c: In function 'ProcGrabPointer':
events.c:4759:15: warning: variable 'time' set but not used
[-Wunused-but-set-variable]

getevents.c: In function 'GetMotionHistory':
getevents.c:425:9: warning: variable 'dflt' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Daniel Stone <daniel@fooishbar.org>
---
 dix/devices.c   | 2 --
 dix/events.c    | 4 ----
 dix/getevents.c | 8 --------
 3 files changed, 14 deletions(-)

diff --git a/dix/devices.c b/dix/devices.c
index 334f5d3f5..ab8a648a9 100644
--- a/dix/devices.c
+++ b/dix/devices.c
@@ -2406,7 +2406,6 @@ int
 AttachDevice(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr master)
 {
     ScreenPtr screen;
-    DeviceIntPtr oldmaster;
     if (!dev || IsMaster(dev))
         return BadDevice;
 
@@ -2425,7 +2424,6 @@ AttachDevice(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr master)
         free(dev->spriteInfo->sprite);
     }
 
-    oldmaster = GetMaster(dev, MASTER_ATTACHED);
     dev->master = master;
 
     /* If device is set to floating, we need to create a sprite for it,
diff --git a/dix/events.c b/dix/events.c
index 25ff8997f..8419064ba 100644
--- a/dix/events.c
+++ b/dix/events.c
@@ -680,9 +680,7 @@ ConfineToShape(DeviceIntPtr pDev, RegionPtr shape, int *px, int *py)
     BoxRec box;
     int x = *px, y = *py;
     int incx = 1, incy = 1;
-    SpritePtr pSprite;
 
-    pSprite = pDev->spriteInfo->sprite;
     if (RegionContainsPoint(shape, x, y, &box))
 	return;
     box = *RegionExtents(shape);
@@ -4765,7 +4763,6 @@ ProcGrabPointer(ClientPtr client)
     WindowPtr confineTo;
     CursorPtr oldCursor;
     REQUEST(xGrabPointerReq);
-    TimeStamp time;
     int rc;
 
     REQUEST_SIZE_MATCH(xGrabPointerReq);
@@ -4811,7 +4808,6 @@ ProcGrabPointer(ClientPtr client)
     if (oldCursor && rep.status == GrabSuccess)
         FreeCursor (oldCursor, (Cursor)0);
 
-    time = ClientTimeToServerTime(stuff->time);
     rep.type = X_Reply;
     rep.sequenceNumber = client->sequence;
     rep.length = 0;
diff --git a/dix/getevents.c b/dix/getevents.c
index a12462a4a..f7f4617e7 100644
--- a/dix/getevents.c
+++ b/dix/getevents.c
@@ -414,7 +414,6 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start,
     Time current;
     /* The size of a single motion event. */
     int size;
-    int dflt;
     AxisInfo from, *to; /* for scaling */
     INT32 *ocbuf, *icbuf; /* pointer to coordinates for copying */
     INT16 *corebuf;
@@ -502,13 +501,6 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start,
                     else if (j == 1 && (from.max_value < from.min_value))
                         from.max_value = pScreen->height;
 
-                    if (j == 0 && (to->max_value < to->min_value))
-                        dflt = pScreen->width;
-                    else if (j == 1 && (to->max_value < to->min_value))
-                        dflt = pScreen->height;
-                    else
-                        dflt = 0;
-
                     /* scale from stored range into current range */
                     coord = rescaleValuatorAxis(coord, 0.0, NULL, &from, to, 0);
                     memcpy(ocbuf, &coord, sizeof(INT32));