From: Xiao Ni <xni@redhat.com>
Date: Sun, 8 Jan 2017 02:59:54 +0000 (+0800)
Subject: Add detail information when can not connect monitor
X-Git-Tag: mdadm-4.0~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4515fb28a53a;p=thirdparty%2Fmdadm.git

Add detail information when can not connect monitor

If it can't connect monitor, now the error message is just
Error waiting for xxx to be clean. Add detail error message
in connect_monitor.

Suggested-by: Oleg Samarin <osamarin68@gmail.com>
Signed-off-by: Xiao Ni <xni@redhat.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@gmail.com>
---

diff --git a/msg.c b/msg.c
index 45cd4504..c66b0a13 100644
--- a/msg.c
+++ b/msg.c
@@ -171,6 +171,8 @@ int connect_monitor(char *devname)
 	addr.sun_family = PF_LOCAL;
 	strcpy(addr.sun_path, path);
 	if (connect(sfd, (struct sockaddr*)&addr, sizeof(addr)) < 0) {
+		pr_err("Error connecting monitor with %s: %s\n",
+			addr.sun_path, strerror(errno));
 		close(sfd);
 		return -1;
 	}