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-rw-r--r--net/tipc/link.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 5adfdfd49d61..1d674e0848fa 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -423,6 +423,17 @@ struct link *tipc_link_create(struct bearer *b_ptr, const u32 peer,
423 return NULL; 423 return NULL;
424 } 424 }
425 425
426 if (LINK_LOG_BUF_SIZE) {
427 char *pb = kmalloc(LINK_LOG_BUF_SIZE, GFP_ATOMIC);
428
429 if (!pb) {
430 kfree(l_ptr);
431 warn("Link creation failed, no memory for print buffer\n");
432 return NULL;
433 }
434 tipc_printbuf_init(&l_ptr->print_buf, pb, LINK_LOG_BUF_SIZE);
435 }
436
426 l_ptr->addr = peer; 437 l_ptr->addr = peer;
427 if_name = strchr(b_ptr->publ.name, ':') + 1; 438 if_name = strchr(b_ptr->publ.name, ':') + 1;
428 sprintf(l_ptr->name, "%u.%u.%u:%s-%u.%u.%u:", 439 sprintf(l_ptr->name, "%u.%u.%u:%s-%u.%u.%u:",
@@ -432,8 +443,6 @@ struct link *tipc_link_create(struct bearer *b_ptr, const u32 peer,
432 tipc_zone(peer), tipc_cluster(peer), tipc_node(peer)); 443 tipc_zone(peer), tipc_cluster(peer), tipc_node(peer));
433 /* note: peer i/f is appended to link name by reset/activate */ 444 /* note: peer i/f is appended to link name by reset/activate */
434 memcpy(&l_ptr->media_addr, media_addr, sizeof(*media_addr)); 445 memcpy(&l_ptr->media_addr, media_addr, sizeof(*media_addr));
435 k_init_timer(&l_ptr->timer, (Handler)link_timeout, (unsigned long)l_ptr);
436 list_add_tail(&l_ptr->link_list, &b_ptr->links);
437 l_ptr->checkpoint = 1; 446 l_ptr->checkpoint = 1;
438 l_ptr->b_ptr = b_ptr; 447 l_ptr->b_ptr = b_ptr;
439 link_set_supervision_props(l_ptr, b_ptr->media->tolerance); 448 link_set_supervision_props(l_ptr, b_ptr->media->tolerance);
@@ -459,21 +468,14 @@ struct link *tipc_link_create(struct bearer *b_ptr, const u32 peer,
459 468
460 l_ptr->owner = tipc_node_attach_link(l_ptr); 469 l_ptr->owner = tipc_node_attach_link(l_ptr);
461 if (!l_ptr->owner) { 470 if (!l_ptr->owner) {
471 if (LINK_LOG_BUF_SIZE)
472 kfree(l_ptr->print_buf.buf);
462 kfree(l_ptr); 473 kfree(l_ptr);
463 return NULL; 474 return NULL;
464 } 475 }
465 476
466 if (LINK_LOG_BUF_SIZE) { 477 k_init_timer(&l_ptr->timer, (Handler)link_timeout, (unsigned long)l_ptr);
467 char *pb = kmalloc(LINK_LOG_BUF_SIZE, GFP_ATOMIC); 478 list_add_tail(&l_ptr->link_list, &b_ptr->links);
468
469 if (!pb) {
470 kfree(l_ptr);
471 warn("Link creation failed, no memory for print buffer\n");
472 return NULL;
473 }
474 tipc_printbuf_init(&l_ptr->print_buf, pb, LINK_LOG_BUF_SIZE);
475 }
476
477 tipc_k_signal((Handler)tipc_link_start, (unsigned long)l_ptr); 479 tipc_k_signal((Handler)tipc_link_start, (unsigned long)l_ptr);
478 480
479 dbg("tipc_link_create(): tolerance = %u,cont intv = %u, abort_limit = %u\n", 481 dbg("tipc_link_create(): tolerance = %u,cont intv = %u, abort_limit = %u\n",