From feaae5a2c165218fedf41cbed27c0a3ff7ef8685 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Wed, 13 May 2015 15:44:27 +0200
Subject: Don't choke on negative scaling factors

---
 src/post-refinement.c | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

(limited to 'src/post-refinement.c')

diff --git a/src/post-refinement.c b/src/post-refinement.c
index 3ab1950b..09a8b77a 100644
--- a/src/post-refinement.c
+++ b/src/post-refinement.c
@@ -299,18 +299,9 @@ static void apply_shift(Crystal *cr, int k, double shift)
 		break;
 
 		case GPARAM_OSF :
-		if ( isnan(shift) ) {
-			ERROR("Refusing nan shift of OSF\n");
-		} else {
-			t = crystal_get_osf(cr);
-			t += shift;
-			if ( t < 0.0 ) {
-				ERROR("Refusing to make OSF negative.\n");
-				exit(0);
-			} else {
-				crystal_set_osf(cr, t);
-			}
-		}
+		t = crystal_get_osf(cr);
+		t += shift;
+		crystal_set_osf(cr, t);
 		break;
 
 		case GPARAM_ASX :
-- 
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