From e87c37cd7f03c0b6202cf2ae89324ca8873ca495 Mon Sep 17 00:00:00 2001
From: schnetter <schnetter@6a38eb6e-646e-4a02-a296-d141613ad6c4>
Date: Fri, 5 Mar 2004 19:45:56 +0000
Subject: Check argument before setting it instead of afterwards.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusBase/Boundary/trunk@259 6a38eb6e-646e-4a02-a296-d141613ad6c4
---
 src/Boundary.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/Boundary.c b/src/Boundary.c
index 48bb013..4e0c0e3 100644
--- a/src/Boundary.c
+++ b/src/Boundary.c
@@ -203,14 +203,6 @@ CCTK_INT Bdry_Boundary_RegisterPhysicalBC(CCTK_POINTER_TO_CONST _GH,
                "properly.");
   }
 
-  /* Check if NULL has been passed for fn_pointer */
-  if (!fn_pointer)
-  {
-    /* Use dummy function if NULL function registered (e.g. for
-       non-local physical bcs) */
-    fn_pointer = (phys_bc_fn_ptr) &BndNone;
-  }
-
   /* Check input arguments */
   if (!fn_pointer)
   {
@@ -219,6 +211,14 @@ CCTK_INT Bdry_Boundary_RegisterPhysicalBC(CCTK_POINTER_TO_CONST _GH,
                "Is this intentional?");
   }
 
+  /* Check if NULL has been passed for fn_pointer */
+  if (!fn_pointer)
+  {
+    /* Use dummy function if NULL function registered (e.g. for
+       non-local physical bcs) */
+    fn_pointer = (phys_bc_fn_ptr) &BndNone;
+  }
+
   /* Create the registered routines table if necessary */
   if (physbc_table_handle == -1)
   {
-- 
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