From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Daley Subject: [PATCH 25/29] libvchan: check for fcntl failures in select-type sample application Date: Wed, 30 Oct 2013 20:52:01 +1300 Message-ID: <1383119525-26033-26-git-send-email-mattjd@gmail.com> References: <1383119525-26033-1-git-send-email-mattjd@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1383119525-26033-1-git-send-email-mattjd@gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org Cc: Daniel De Graaf , Matthew Daley , Ian Jackson , Ian Campbell , Stefano Stabellini List-Id: xen-devel@lists.xenproject.org Coverity-ID: 1055041 Signed-off-by: Matthew Daley --- tools/libvchan/node-select.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/tools/libvchan/node-select.c b/tools/libvchan/node-select.c index 6c6c19e..c6914ab 100644 --- a/tools/libvchan/node-select.c +++ b/tools/libvchan/node-select.c @@ -105,8 +105,10 @@ int main(int argc, char **argv) exit(1); } - fcntl(0, F_SETFL, O_NONBLOCK); - fcntl(1, F_SETFL, O_NONBLOCK); + if (fcntl(0, F_SETFL, O_NONBLOCK) == -1 || fcntl(1, F_SETFL, O_NONBLOCK) == -1) { + perror("fcntl"); + exit(1); + } libxenvchan_fd = libxenvchan_fd_for_select(ctrl); for (;;) { -- 1.7.10.4