From c87e3afa2c6db78ad9da88dc51845f0e540dcf62 Mon Sep 17 00:00:00 2001 From: Arjan van de Ven Date: Mon, 16 May 2011 19:09:57 -0400 Subject: fix crash --- measurement/extech.cpp | 3 +++ 1 file changed, 3 insertions(+) diff --git a/measurement/extech.cpp b/measurement/extech.cpp index 23a326f..4f73a62 100644 --- a/measurement/extech.cpp +++ b/measurement/extech.cpp @@ -242,6 +242,9 @@ static double extech_read(int fd) struct timeval tv; int ret; + if (fd < 0) + return 0.0; + FD_ZERO(&read_fd); FD_SET(fd, &read_fd); -- cgit v1.2.3