diff options
Diffstat (limited to 'lib/dpif-provider.h')
-rw-r--r-- | lib/dpif-provider.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/dpif-provider.h b/lib/dpif-provider.h index 56b88f93d..d3b2bb91d 100644 --- a/lib/dpif-provider.h +++ b/lib/dpif-provider.h @@ -176,6 +176,10 @@ struct dpif_class { * If 'port' is not null, stores information about the port into * '*port' if successful. * + * If the port doesn't exist, the provider must return ENODEV. Other + * error numbers means that something wrong happened and will be + * treated differently by upper layers. + * * If 'port' is not null, the caller takes ownership of data in * 'port' and must free it with dpif_port_destroy() when it is no * longer needed. */ |