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authorChristoph Hellwig <hch@lst.de>2015-04-13 19:51:14 +0200
committerNicholas Bellinger <nab@linux-iscsi.org>2015-05-30 22:41:51 -0700
commitc7d6a803926bae9bbf4510a18fc8dd8957cc0e01 (patch)
treeae0859fb2d4d955c4249434307e29e690bec85bd /drivers/usb
parente1750d20e69477c0d7b26d6e0ba24c3c9ec47530 (diff)
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target: refactor init/drop_nodeacl methods
By always allocating and adding, respectively removing and freeing the se_node_acl structure in core code we can remove tons of repeated code in the init_nodeacl and drop_nodeacl routines. Additionally this now respects the get_default_queue_depth method in this code path as well. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/legacy/tcm_usb_gadget.c42
1 files changed, 5 insertions, 37 deletions
diff --git a/drivers/usb/gadget/legacy/tcm_usb_gadget.c b/drivers/usb/gadget/legacy/tcm_usb_gadget.c
index b7a78f72fb0e..fccb0ccb355a 100644
--- a/drivers/usb/gadget/legacy/tcm_usb_gadget.c
+++ b/drivers/usb/gadget/legacy/tcm_usb_gadget.c
@@ -1476,40 +1476,11 @@ static const char *usbg_check_wwn(const char *name)
return n;
}
-static struct se_node_acl *usbg_make_nodeacl(
- struct se_portal_group *se_tpg,
- struct config_group *group,
- const char *name)
-{
- struct se_node_acl *se_nacl, *se_nacl_new;
- u32 nexus_depth;
- const char *wnn_name;
-
- wnn_name = usbg_check_wwn(name);
- if (!wnn_name)
- return ERR_PTR(-EINVAL);
- se_nacl_new = usbg_alloc_fabric_acl(se_tpg);
- if (!(se_nacl_new))
- return ERR_PTR(-ENOMEM);
-
- nexus_depth = 1;
- /*
- * se_nacl_new may be released by core_tpg_add_initiator_node_acl()
- * when converting a NodeACL from demo mode -> explict
- */
- se_nacl = core_tpg_add_initiator_node_acl(se_tpg, se_nacl_new,
- name, nexus_depth);
- if (IS_ERR(se_nacl)) {
- usbg_release_fabric_acl(se_tpg, se_nacl_new);
- return se_nacl;
- }
- return se_nacl;
-}
-
-static void usbg_drop_nodeacl(struct se_node_acl *se_acl)
+static int usbg_init_nodeacl(struct se_node_acl *se_nacl, const char *name)
{
- core_tpg_del_initiator_node_acl(se_acl->se_tpg, se_acl, 1);
- kfree(se_acl);
+ if (!usbg_check_wwn(name))
+ return -EINVAL;
+ return 0;
}
struct usbg_tpg *the_only_tpg_I_currently_have;
@@ -1879,10 +1850,7 @@ static const struct target_core_fabric_ops usbg_ops = {
.fabric_drop_tpg = usbg_drop_tpg,
.fabric_post_link = usbg_port_link,
.fabric_pre_unlink = usbg_port_unlink,
- .fabric_make_np = NULL,
- .fabric_drop_np = NULL,
- .fabric_make_nodeacl = usbg_make_nodeacl,
- .fabric_drop_nodeacl = usbg_drop_nodeacl,
+ .fabric_init_nodeacl = usbg_init_nodeacl,
.tfc_wwn_attrs = usbg_wwn_attrs,
.tfc_tpg_base_attrs = usbg_base_attrs,