1 files changed, 1 insertions, 1 deletions
diff --git a/config.c b/config.c
index e7f7ff1938..90de27853f 100644
--- a/config.c
+++ b/config.c
@@ -239,7 +239,7 @@ static int canonicalize_config_variable_name(char *varname)
 		return -1; /* no section? */
 
 	/* find the last dot (we start from the first dot we just found) */
-	for (; *cp; cp++)
+	for (last_dot = cp; *cp; cp++)
 		if (*cp == '.')
 			last_dot = cp;