evdev: leaked_storage: free memory allocated from the xf86Option code.

Signed-off-by: Oliver McFadden <oliver.mcfadden@nokia.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>

src/draglock.c

@@ -145,6 +145,8 @@ EvdevDragLockPreInit(InputInfoPtr pInfo)
         if (next_num != NULL && *next_num == '\0')
             next_num = NULL;
     }
+
+    xfree(option_string);
 }
 
 /* Updates DragLock button state and fires button event messges */

src/emuWheel.c

@@ -232,8 +232,8 @@ EvdevWheelEmuHandleButtonMap(InputInfoPtr pInfo, WheelAxisPtr pAxis, char* axis_
 	} else {
 	    xf86Msg(X_WARNING, "%s: Invalid %s value:\"%s\"\n",
 		    pInfo->name, axis_name, option_string);
-
 	}
+	xfree(option_string);
 
 	/* Clean up and log what happened */
 	if (msg) {

src/evdev.c

@@ -1235,6 +1235,7 @@ EvdevAddAbsClass(DeviceIntPtr device)
             pEvdev->flags |= EVDEV_RELATIVE_MODE;
         else
             xf86Msg(X_INFO, "%s: unknown mode, use default\n", pInfo->name);
+        xfree(mode);
     }
 
     return Success;
@@ -1370,15 +1371,16 @@ EvdevInitButtonMapping(InputInfoPtr pInfo)
     /* Check for user-defined button mapping */
     if ((mapping = xf86CheckStrOption(pInfo->options, "ButtonMapping", NULL)))
     {
-        char    *s  = " ";
+        char    *map, *s = " ";
         int     btn = 0;
 
         xf86Msg(X_CONFIG, "%s: ButtonMapping '%s'\n", pInfo->name, mapping);
+        map = mapping;
         while (s && *s != '\0' && nbuttons < EVDEV_MAXBUTTONS)
         {
-            btn = strtol(mapping, &s, 10);
+            btn = strtol(map, &s, 10);
 
-            if (s == mapping || btn < 0 || btn > EVDEV_MAXBUTTONS)
+            if (s == map || btn < 0 || btn > EVDEV_MAXBUTTONS)
             {
                 xf86Msg(X_ERROR,
                         "%s: ... Invalid button mapping. Using defaults\n",
@@ -1388,8 +1390,9 @@ EvdevInitButtonMapping(InputInfoPtr pInfo)
             }
 
             pEvdev->btnmap[nbuttons++] = btn;
-            mapping = s;
+            map = s;
         }
+        xfree(mapping);
     }
 
     for (i = nbuttons; i < ArrayLength(pEvdev->btnmap); i++)
@@ -2071,6 +2074,7 @@ EvdevPreInit(InputDriverPtr drv, IDevPtr dev, int flags)
         num_calibration = sscanf(str, "%d %d %d %d",
                                  &calibration[0], &calibration[1],
                                  &calibration[2], &calibration[3]);
+        xfree(str);
         if (num_calibration == 4)
             EvdevSetCalibration(pInfo, num_calibration, calibration);
         else