net/virtio-user: check tap system call setting
authorChenbo Xia <chenbo.xia@intel.com>
Wed, 29 Jul 2020 13:12:30 +0000 (13:12 +0000)
committerFerruh Yigit <ferruh.yigit@intel.com>
Wed, 29 Jul 2020 22:41:24 +0000 (00:41 +0200)
commit570ee25677d8634e99d2120b363f2dd4948d5bac
treed262f2a9e11c45cfe87e63fffa3e9e5742c51b25
parent3d4cd4be577c335f9f07c78d125686f5b073c5a5
net/virtio-user: check tap system call setting

Setting the flags of tapfd may fail and the return value
should be checked.

Coverity issue: 140739
Fixes: e3b434818bbb ("net/virtio-user: support kernel vhost")
Cc: stable@dpdk.org
Signed-off-by: Chenbo Xia <chenbo.xia@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
drivers/net/virtio/virtio_user/vhost_kernel_tap.c