From dbcece81ea8ce61cf452b18f7f91b24e74893784 Mon Sep 17 00:00:00 2001
From: Joachim Nilsson <troglobit@gmail.com>
Date: Mon, 15 Jun 2015 23:55:14 +0200
Subject: [PATCH] Fix Coverty CID #96210: Argument cannot be negative.

We must check the return value from `accept()`, it may fail.  Also, we
should probably retry the syscall in some cases ...

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
---
 api.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/api.c b/api.c
index fc102ad3..33805afe 100644
--- a/api.c
+++ b/api.c
@@ -126,9 +126,15 @@ static int do_query_inetd(char *buf, size_t len)
 
 static void cb(uev_t *w, void *UNUSED(arg), int UNUSED(events))
 {
-	int sd = accept(w->fd, NULL, NULL);
+	int sd;
 	struct init_request rq;
 
+	sd = accept(w->fd, NULL, NULL);
+	if (sd < 0) {
+		_pe("Failed serving API request");
+		return;
+	}
+
 	while (1) {
 		int result = 0;
 		ssize_t len;