diff --git a/src/backend/utils/adt/formatting.c b/src/backend/utils/adt/formatting.c
index db5dfca..9e0d398 100644
--- a/src/backend/utils/adt/formatting.c
+++ b/src/backend/utils/adt/formatting.c
@@ -5421,7 +5421,6 @@ float8_to_char(PG_FUNCTION_ARGS)
 			if (*orgnum == '+')
 				*orgnum = ' ';
 
-			len = strlen(orgnum);
 			numstr = orgnum;
 		}
 	}