[Libguestfs] [PATCH 06/11] fish: fully init the msghdr buffers

This way no fields (msg_flags in particular) remain uninitialized. --- fish/rc.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/fish/rc.c b/fish/rc.c index 9c6dec8..2517921 100644 --- a/fish/rc.c +++ b/fish/rc.c @@ -101,14 +101,13 @@ receive_stdout (int s) int fd; char buf[1]; + memset (&msg, 0, sizeof msg); + msg.msg_iov = &iov; msg.msg_iovlen = 1; iov.iov_base = buf; iov.iov_len = sizeof buf; - msg.msg_name = NULL; - msg.msg_namelen = 0; - msg.msg_control = control_un.control; msg.msg_controllen = sizeof (control_un.control); @@ -163,6 +162,7 @@ send_stdout (int s) * It's unclear if this is hiding a real problem or not. XXX */ memset (&control_un, 0, sizeof control_un); + memset (&msg, 0, sizeof msg); /* On Linux you have to transmit at least 1 byte of real data. */ msg.msg_iov = &iov; @@ -171,9 +171,6 @@ send_stdout (int s) iov.iov_base = buf; iov.iov_len = sizeof buf; - msg.msg_name = NULL; - msg.msg_namelen = 0; - msg.msg_control = control_un.control; msg.msg_controllen = sizeof (control_un.control); -- 2.9.3