fabrics: set keep_alive_tmo also for discovery controllers

We may use persistent discovery connections on referrals
so don't restrict it for discovery controllers.

Signed-off-by: Sagi Grimberg <[email protected]>
Signed-off-by: Keith Busch <[email protected]>

Author: sagigrimberg

fabrics.c

@@ -947,7 +947,7 @@ static int connect_ctrl(struct nvmf_disc_rsp_page_entry *e)
 		p += len;
 	}
 
-	if (cfg.keep_alive_tmo && !discover) {
+	if (cfg.keep_alive_tmo) {
 		len = sprintf(p, ",keep_alive_tmo=%d", cfg.keep_alive_tmo);
 		if (len < 0)
 			return -EINVAL;