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-rw-r--r--daemon/guestfsd.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/daemon/guestfsd.c b/daemon/guestfsd.c
index 81305246..e398b7d8 100644
--- a/daemon/guestfsd.c
+++ b/daemon/guestfsd.c
@@ -60,6 +60,11 @@ static char *read_cmdline (void);
# define MAX(a,b) ((a)>(b)?(a):(b))
#endif
+/* Not the end of the world if this open flag is not defined. */
+#ifndef O_CLOEXEC
+# define O_CLOEXEC 0
+#endif
+
/* If root device is an ext2 filesystem, this is the major and minor.
* This is so we can ignore this device from the point of view of the
* user, eg. in guestfs_list_devices and many other places.
@@ -237,7 +242,8 @@ main (int argc, char *argv[])
#endif
/* Connect to virtio-serial channel. */
- int sock = open ("/dev/virtio-ports/org.libguestfs.channel.0", O_RDWR);
+ int sock = open ("/dev/virtio-ports/org.libguestfs.channel.0",
+ O_RDWR | O_CLOEXEC);
if (sock == -1) {
fprintf (stderr,
"\n"