tests: vhost-user-test: initialize 'fd' in chr_read

Currently when processing VHOST_USER_SET_VRING_CALL
if 'qemu_chr_fe_get_msgfds' get no fd, the 'fd' will
be a stack uninitialized value.

Signed-off-by: Li Qiang <liq3ea@163.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Li Qiang 2018-12-15 04:03:51 -08:00 committed by Michael S. Tsirkin
parent a5390d9367
commit 82248cd45e

View File

@ -309,7 +309,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
CharBackend *chr = &s->chr;
VhostUserMsg msg;
uint8_t *p = (uint8_t *) &msg;
int fd;
int fd = -1;
if (s->test_fail) {
qemu_chr_fe_disconnect(chr);