X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fdaemon%2Fcommon.c;h=4c271d347d90e9d3bc60a50b5b528939eea2b235;hb=d54f3b1640ee23b5213ac870ca3de558f54e8247;hp=f82efe3347d0cf292a8177120d6d2c3ea1d88242;hpb=cd5602386cf810ade2750bf026e5fe340765ce05;p=collectd.git

diff --git a/src/daemon/common.c b/src/daemon/common.c
index f82efe33..4c271d34 100644
--- a/src/daemon/common.c
+++ b/src/daemon/common.c
@@ -273,6 +273,9 @@ ssize_t swrite (int fd, const void *buf, size_t count)
 	ptr   = (const char *) buf;
 	nleft = count;
 	
+	if (fd < 0)
+		return (-1);
+
 	/* checking for closed peer connection */
 	pfd.fd = fd;
 	pfd.events = POLLIN | POLLHUP;