dix/ptraccel: Fix memory leak in InitPredictableAccelerationScheme

This was quite unlikely except in situations where a proper startup
would have been impossible anyway, but since automated checks don't
grade likelyhood just fix it.

Detected by Jeremy Huddleston's clang checks.

Signed-off-by: Simon Thum <simon.thum@gmx.de>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

1 files changed, 8 insertions, 2 deletions

diff --git a/dix/ptrveloc.c b/dix/ptrveloc.c
index e75300a17..050c12a0c 100644
--- a/dix/ptrveloc.c
+++ b/dix/ptrveloc.c
@@ -134,13 +134,19 @@ InitPredictableAccelerationScheme(DeviceIntPtr dev,
     scheme = *protoScheme;
     vel = calloc(1, sizeof(DeviceVelocityRec));
     schemeData = calloc(1, sizeof(PredictableAccelSchemeRec));
-    if (!vel || !schemeData)
+    if (!vel || !schemeData) {
+        free(vel);
+        free(schemeData);
         return FALSE;
+    }
     InitVelocityData(vel);
     schemeData->vel = vel;
     scheme.accelData = schemeData;
-    if (!InitializePredictableAccelerationProperties(dev, vel, schemeData))
+    if (!InitializePredictableAccelerationProperties(dev, vel, schemeData)) {
+        free(vel);
+        free(schemeData);
         return FALSE;
+    }
     /* all fine, assign scheme to device */
     dev->valuator->accelScheme = scheme;
     return TRUE;