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authorMarc-André Lureau <marcandre.lureau@redhat.com>2018-07-17 14:31:45 +0200
committerMarc-André Lureau <marcandre.lureau@redhat.com>2018-11-01 12:12:09 +0400
commit4591bd46e6f8db67b61fdf09ae1bc266d73808ee (patch)
treef6822f5936428d58db12a0677dc50f15e7a42b8f /chardev
parent3b023756b1807f4d5f91a5c2c801935c45fa9bed (diff)
char-socket: make 'fd' incompatible with 'reconnect'
A chardev socket created with the 'fd=' argument is not going to handle reconnection properly by recycling the same fd (or not in a supported way). Let's forbid this case. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Diffstat (limited to 'chardev')
-rw-r--r--chardev/char-socket.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/chardev/char-socket.c b/chardev/char-socket.c
index 64e24cb2ab..e4137ccd3c 100644
--- a/chardev/char-socket.c
+++ b/chardev/char-socket.c
@@ -997,6 +997,10 @@ static void qmp_chardev_open_socket(Chardev *chr,
s->addr = addr = socket_address_flatten(sock->addr);
+ if (sock->has_reconnect && addr->type == SOCKET_ADDRESS_TYPE_FD) {
+ error_setg(errp, "'reconnect' option is incompatible with 'fd'");
+ goto error;
+ }
qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_RECONNECTABLE);
/* TODO SOCKET_ADDRESS_FD where fd has AF_UNIX */
if (addr->type == SOCKET_ADDRESS_TYPE_UNIX) {