diff options
Diffstat (limited to 'src/vnet/devices/tap/tap.c')
| -rw-r--r-- | src/vnet/devices/tap/tap.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/vnet/devices/tap/tap.c b/src/vnet/devices/tap/tap.c index 3739561cc59..0b2ebd6b5e3 100644 --- a/src/vnet/devices/tap/tap.c +++ b/src/vnet/devices/tap/tap.c @@ -93,6 +93,7 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args) struct vhost_memory *vhost_mem = 0; virtio_if_t *vif = 0; clib_error_t *err = 0; + int fd = -1; if (args->id != ~0) { @@ -194,8 +195,6 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args) after we change our net namespace */ if (args->host_namespace) { - int fd; - int rc; old_netns_fd = open ("/proc/self/ns/net", O_RDONLY); if ((fd = open_netns_fd ((char *) args->host_namespace)) == -1) { @@ -211,9 +210,7 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args) args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } - rc = setns (fd, CLONE_NEWNET); - close (fd); - if (rc == -1) + if (setns (fd, CLONE_NEWNET) == -1) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_3; args->error = clib_error_return_unix (0, "setns '%s'", @@ -436,6 +433,8 @@ done: clib_mem_free (vhost_mem); if (old_netns_fd != -1) close (old_netns_fd); + if (fd != -1) + close (fd); } int |