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[Qemu-devel] [PATCH v3 12/28] vhost-user: check qemu_chr_fe_set_msgfds()
From: |
marcandre . lureau |
Subject: |
[Qemu-devel] [PATCH v3 12/28] vhost-user: check qemu_chr_fe_set_msgfds() return value |
Date: |
Wed, 6 Jul 2016 20:47:05 +0200 |
From: Marc-André Lureau <address@hidden>
Check return value, and drop the unnecessary 'if' check for fd_num.
Signed-off-by: Marc-André Lureau <address@hidden>
---
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
- [Qemu-devel] [PATCH v3 08/28] vhost-net: always call vhost_dev_cleanup() on failure, (continued)
[Qemu-devel] [PATCH v3 11/28] vhost: use error_report() instead of fprintf(stderr, ...), marcandre . lureau, 2016/07/06
[Qemu-devel] [PATCH v3 12/28] vhost-user: check qemu_chr_fe_set_msgfds() return value,
marcandre . lureau <=
[Qemu-devel] [PATCH v3 13/28] vhost-user: check vhost_user_{read, write}() return value, marcandre . lureau, 2016/07/06
[Qemu-devel] [PATCH v3 14/28] qemu-char: check socket is actually connected, marcandre . lureau, 2016/07/06
[Qemu-devel] [PATCH v3 15/28] vhost-user: keep vhost_net after a disconnection, marcandre . lureau, 2016/07/06
[Qemu-devel] [PATCH v3 16/28] Revert "vhost-net: do not crash if backend is not present", marcandre . lureau, 2016/07/06
[Qemu-devel] [PATCH v3 17/28] get_vhost_net() should be != null after vhost_user_init, marcandre . lureau, 2016/07/06
[Qemu-devel] [PATCH v3 18/28] vhost-net: success if backend has no ops->vhost_migration_done, marcandre . lureau, 2016/07/06