greybus: improve some error messages

Add a few error messages to help explain the reason for failures.
Add a missing space in a message in svc_management().

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
This commit is contained in:
Alex Elder 2014-11-05 16:03:12 -06:00 committed by Greg Kroah-Hartman
parent 545a697512
commit 6b09938a48
4 changed files with 8 additions and 1 deletions

View File

@ -150,7 +150,7 @@ static void svc_management(struct svc_function_unipro_management *management,
management->link_up.interface_id,
management->link_up.device_id);
if (ret)
dev_err(hd->parent, "error %d initializing"
dev_err(hd->parent, "error %d initializing "
"module %hhu interface %hhu\n",
ret, management->link_up.module_id,
management->link_up.interface_id);

View File

@ -164,6 +164,7 @@ struct gb_connection *gb_connection_create(struct gb_interface *interface,
INIT_LIST_HEAD(&connection->protocol_links);
if (!gb_protocol_get(connection, protocol_id)) {
pr_err("protocol 0x%02hhx not found\n", protocol_id);
kfree(connection);
return NULL;
}
@ -191,6 +192,8 @@ struct gb_connection *gb_connection_create(struct gb_interface *interface,
retval = device_add(&connection->dev);
if (retval) {
pr_err("failed to add connection device for cport 0x%04hx\n",
cport_id);
gb_connection_hd_cport_id_free(connection);
gb_protocol_put(connection);
put_device(&connection->dev);

View File

@ -78,6 +78,8 @@ gb_interface_create(struct gb_module *gmod, u8 interface_id)
retval = device_add(&interface->dev);
if (retval) {
pr_err("failed to add interface device for id 0x%02hhx\n",
interface_id);
kfree(interface);
return NULL;
}

View File

@ -100,6 +100,8 @@ struct gb_module *gb_module_create(struct greybus_host_device *hd, u8 module_id)
retval = device_add(&gmod->dev);
if (retval) {
pr_err("failed to add module device for id 0x%02hhx\n",
module_id);
put_device(&gmod->dev);
return NULL;
}