Fix handling of empty settings

diff --git a/ext/dba/libinifile/inifile.c b/ext/dba/libinifile/inifile.c
index e272b56d4842f78a56325f373ed796c115d3155f..075d03cf5553d95364946aa23322565d8b35d590 100644 (file)
--- a/ext/dba/libinifile/inifile.c
+++ b/ext/dba/libinifile/inifile.c
@@ -158,7 +158,7 @@ static char *etrim(const char *str)
                return NULL;
        }
        val = (char*)str;
-       while (strchr(" \t\r\n", *val)) {
+       while (*val && strchr(" \t\r\n", *val)) {
                val++;
        }
        l = strlen(val);