[gnumeric] deps debug: fix crash.

[Morten Welinder <mortenw src gnome org>]

commit 146467381d619523b5eefbf8c4fde4a4cf5c4519
Author: Morten Welinder <terra gnome org>
Date:   Fri May 15 14:21:20 2009 -0400

    deps debug: fix crash.
---
 ChangeLog       |    4 ++++
 src/dependent.c |    2 +-
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index ee33221..07a42d0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2009-05-15  Morten Welinder  <terra gnome org>
+
+	* src/dependent.c (gnm_dep_container_dump): fix crash.
+
 2009-05-14  Morten Welinder  <terra gnome org>
 
 	* src/dependent.c (workbook_recalc): Wrap whole evaluation in
diff --git a/src/dependent.c b/src/dependent.c
index 8cd0361..4b227ef 100644
--- a/src/dependent.c
+++ b/src/dependent.c
@@ -2925,7 +2925,7 @@ gnm_dep_container_dump (GnmDepContainer const *deps,
 				      &names);
 
 		g_printerr ("  Names whose expressions explicitly reference this sheet\n    ");
-		for (l = names; ; l = l->next) {
+		for (l = names; l; l = l->next) {
 			GnmNamedExpr *nexpr = l->data;
 			g_printerr ("%s%s",
 				    expr_name_name (nexpr),