X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fdevices%2Fvirtio%2Fvhost_user_output.c;h=c0c54d1b13a5010b90c4b36aa093013edc2cd4a2;hb=47727c02df4c79c21c6ceffaff65222c32cf6996;hp=4fbd63ea70827aaa9f73a7763166c8412d9ec07d;hpb=8f6c1dda355b6e4d00dc4e41e65a25e1fd1507ee;p=vpp.git

diff --git a/src/vnet/devices/virtio/vhost_user_output.c b/src/vnet/devices/virtio/vhost_user_output.c
index 4fbd63ea708..c0c54d1b13a 100644
--- a/src/vnet/devices/virtio/vhost_user_output.c
+++ b/src/vnet/devices/virtio/vhost_user_output.c
@@ -53,7 +53,7 @@
  */
 #define VHOST_USER_TX_COPY_THRESHOLD (VHOST_USER_COPY_ARRAY_N - 40)
 
-vnet_device_class_t vhost_user_device_class;
+extern vnet_device_class_t vhost_user_device_class;
 
 #define foreach_vhost_user_tx_func_error      \
   _(NONE, "no error")  \