commit 3693f9ac3ee0b9a2c5585b374087bb719c0b84e9
author Brian Silverman <brians> Sun Mar 30 17:54:15 2014 -0700
committer Brian Silverman <brians> Sun Mar 30 17:54:15 2014 -0700
tree 77691e801b9ab6a50fb6e361be34f0b3cc1b77f8
parent 2a2660f7c10ee5791bb21077dca2bfefff765474

fixed a shooter segfault

frc971/control_loops/shooter/shooter.cc

diff --git a/frc971/control_loops/shooter/shooter.cc b/frc971/control_loops/shooter/shooter.cc
index 4a3e6e4..e664baa 100755
--- a/frc971/control_loops/shooter/shooter.cc
+++ b/frc971/control_loops/shooter/shooter.cc
@@ -422,8 +422,10 @@
       // anything and is safe.  Otherwise this gives us a bit more room to free
       // up the latch.
       shooter_.SetGoalPosition(values.shooter.lower_limit, 0.0);
-      LOG(DEBUG, "Waiting on latch: plunger %d, latch: %d\n",
-          position->plunger, position->latch);
+      if (position) {
+        LOG(DEBUG, "Waiting on latch: plunger %d, latch: %d\n",
+            position->plunger, position->latch);
+      }
 
       latch_piston_ = true;
       brake_piston_ = false;