[Qemu-devel] [PATCH v2 12/23] vhost-user: check qemu_chr_fe_set_msgfds() return value

[marcandre . lureau]

From: Marc-André Lureau <marcandre.lur...@redhat.com>

Check return value, and drop the unnecessary 'if' check for fd_num.

Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
---
 hw/virtio/vhost-user.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index 495e09f..5dae496 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -187,8 +187,8 @@ static int vhost_user_write(struct vhost_dev *dev, 
VhostUserMsg *msg,
         return 0;
     }
 
-    if (fd_num) {
-        qemu_chr_fe_set_msgfds(chr, fds, fd_num);
+    if (qemu_chr_fe_set_msgfds(chr, fds, fd_num) < 0) {
+        return -1;
     }
 
     return qemu_chr_fe_write_all(chr, (const uint8_t *) msg, size) == size ?
-- 
2.9.0