From 5c2892698184bf82e1f7d5c557ad81c9570b569a Mon Sep 17 00:00:00 2001 From: Tomas Hozza Date: Thu, 27 Jun 2013 13:52:47 +0200 Subject: [PATCH] tools: hv: Improve error logging in VSS daemon. Use errno and strerror() when logging errors to provide more information. Signed-off-by: Tomas Hozza Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman --- tools/hv/hv_vss_daemon.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c index fea03a3edaf4..64112e193552 100644 --- a/tools/hv/hv_vss_daemon.c +++ b/tools/hv/hv_vss_daemon.c @@ -156,7 +156,8 @@ int main(void) fd = socket(AF_NETLINK, SOCK_DGRAM, NETLINK_CONNECTOR); if (fd < 0) { - syslog(LOG_ERR, "netlink socket creation failed; error:%d", fd); + syslog(LOG_ERR, "netlink socket creation failed; error:%d %s", + errno, strerror(errno)); exit(EXIT_FAILURE); } addr.nl_family = AF_NETLINK; @@ -167,7 +168,7 @@ int main(void) error = bind(fd, (struct sockaddr *)&addr, sizeof(addr)); if (error < 0) { - syslog(LOG_ERR, "bind failed; error:%d", error); + syslog(LOG_ERR, "bind failed; error:%d %s", errno, strerror(errno)); close(fd); exit(EXIT_FAILURE); } @@ -187,7 +188,7 @@ int main(void) len = netlink_send(fd, message); if (len < 0) { - syslog(LOG_ERR, "netlink_send failed; error:%d", len); + syslog(LOG_ERR, "netlink_send failed; error:%d %s", errno, strerror(errno)); close(fd); exit(EXIT_FAILURE); } @@ -241,7 +242,8 @@ int main(void) vss_msg->error = error; len = netlink_send(fd, incoming_cn_msg); if (len < 0) { - syslog(LOG_ERR, "net_link send failed; error:%d", len); + syslog(LOG_ERR, "net_link send failed; error:%d %s", + errno, strerror(errno)); exit(EXIT_FAILURE); } }