Minor change for older GCC versions.

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@72599 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 2 insertions, 2 deletions

diff --git a/main/cdr.c b/main/cdr.c
index 487ece1e0..6e8463a98 100644
--- a/main/cdr.c
+++ b/main/cdr.c
@@ -468,8 +468,8 @@ static void cdr_merge_vars(struct ast_cdr *to, struct ast_cdr *from)
 	struct varshead *headpto = &from->varshead;
 	AST_LIST_TRAVERSE_SAFE_BEGIN(headpfrom, variablesfrom, entries) {
 		/* for every var in from, stick it in to */
-		const char *fromvarname, *fromvarval;
-		const char *tovarname, *tovarval;
+		const char *fromvarname = NULL, *fromvarval = NULL;
+		const char *tovarname = NULL, *tovarval = NULL;
 		fromvarname = ast_var_name(variablesfrom);
 		fromvarval = ast_var_value(variablesfrom);
 		tovarname = 0;