From c6f680ee4945f22670d133ba341bb670c1d0a474 Mon Sep 17 00:00:00 2001 From: Zdenek Kabelac Date: Wed, 20 Jun 2012 10:49:16 +0200 Subject: clvmd,lvmetad: check for fcntl result Report any problem of fcntl. --- daemons/clvmd/clvmd.c | 3 ++- libdaemon/server/daemon-server.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/daemons/clvmd/clvmd.c b/daemons/clvmd/clvmd.c index f74490af..ac465d97 100644 --- a/daemons/clvmd/clvmd.c +++ b/daemons/clvmd/clvmd.c @@ -2155,7 +2155,8 @@ static int open_local_sock(void) /* Set Close-on-exec & non-blocking */ if (fcntl(local_socket, F_SETFD, 1)) DEBUGLOG("setting CLOEXEC on local_socket failed: %s\n", strerror(errno)); - fcntl(local_socket, F_SETFL, fcntl(local_socket, F_GETFL, 0) | O_NONBLOCK); + if (fcntl(local_socket, F_SETFL, fcntl(local_socket, F_GETFL, 0) | O_NONBLOCK)) + DEBUGLOG("setting O_NONBLOCK on local_socket failed: %s\n", strerror(errno)); if (bind(local_socket, (struct sockaddr *) &sockaddr, sizeof(sockaddr))) { diff --git a/libdaemon/server/daemon-server.c b/libdaemon/server/daemon-server.c index df75ac79..ef26cbcb 100644 --- a/libdaemon/server/daemon-server.c +++ b/libdaemon/server/daemon-server.c @@ -220,7 +220,8 @@ static int _open_socket(daemon_state s) /* Set Close-on-exec & non-blocking */ if (fcntl(fd, F_SETFD, 1)) fprintf(stderr, "setting CLOEXEC on socket fd %d failed: %s\n", fd, strerror(errno)); - fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK); + if (fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK)) + fprintf(stderr, "setting O_NONBLOCK on socket fd %d failed: %s\n", fd, strerror(errno)); fprintf(stderr, "[D] creating %s\n", s.socket_path); if (!dm_strncpy(sockaddr.sun_path, s.socket_path, sizeof(sockaddr.sun_path))) { -- cgit