tcp_chr_write() did not deal with writing to an unconnected connection, (re-)connect it for this situation.
Signed-off-by: Lei Li <li...@linux.vnet.ibm.com> --- qemu-char.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/qemu-char.c b/qemu-char.c index c2aaaee..25eaeeb 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -2141,14 +2141,17 @@ typedef struct { static void tcp_chr_accept(void *opaque); +static void tcp_chr_connect(void *opaque); + static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len) { TCPCharDriver *s = chr->opaque; if (s->connected) { return send_all(s->fd, buf, len); } else { - /* XXX: indicate an error ? */ - return len; + /* (Re-)connect for unconnected writing */ + tcp_chr_connect(chr); + return 0; } } -- 1.7.7.6