apcups plugin: Close the socket when `connect' failes.

Otherwise people will get `Too many open files' faily soon.

diff --git a/src/apcups.c b/src/apcups.c
index 9117bda..f7486f5 100644 (file)
--- a/src/apcups.c
+++ b/src/apcups.c
@@ -208,6 +208,7 @@ static int net_open (char *host, char *service, int port)
        if (status != 0) /* `connect(2)' failed */
        {
                DBG ("connect failed: %s", strerror (errno));
+               close (sd);
                return (-1);
        }