From abd2f0157125b4ff96e6543f9f7aafe00d98766e Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Thu, 14 Jan 2021 12:01:18 +0100
Subject: data_template_new_from_string: Fix error path

---
 libcrystfel/src/datatemplate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libcrystfel')

diff --git a/libcrystfel/src/datatemplate.c b/libcrystfel/src/datatemplate.c
index ac07abda..4f767c45 100644
--- a/libcrystfel/src/datatemplate.c
+++ b/libcrystfel/src/datatemplate.c
@@ -1106,7 +1106,7 @@ DataTemplate *data_template_new_from_string(const char *string_in)
 
 	} while ( !done );
 
-	if ( dt->n_panels == -1 ) {
+	if ( dt->n_panels == 0 ) {
 		ERROR("No panel descriptions in geometry file.\n");
 		free(dt);
 		return NULL;
-- 
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