72 	alloc->list.first = NULL;  in create_allocation()
73 	alloc->list.last = NULL;  in create_allocation()
74 	alloc->oob_list.first = NULL;  in create_allocation()
75 	alloc->oob_list.last = NULL;  in create_allocation()
76 	alloc->list.iter = NULL;  in create_allocation()
78 	alloc->oob_list.iter = NULL;  in create_allocation()
86 	for (element = aux_info.xattrs; element != NULL; element = element->next) {  in xattr_list_find()
90 	return NULL;  in xattr_list_find()
116 	reg->next = NULL;  in region_list_remove()
117 	reg->prev = NULL;  in region_list_remove()
122 	if (list->first == NULL) {  in region_list_append()
127 		reg->prev = NULL;  in region_list_append()
133 	reg->next = NULL;  in region_list_append()
165 	reg->next = NULL;  in append_region()
172 	if (bg->inode_table != NULL)  in allocate_bg_inode_table()
181 	if (bg->inode_table == NULL)  in allocate_bg_inode_table()
271 				reg->next = NULL;  in reduce_allocation()
273 				alloc->list.first = NULL;  in reduce_allocation()
274 				alloc->list.last = NULL;  in reduce_allocation()
275 				alloc->list.iter = NULL;  in reduce_allocation()
325 	if (aux_info.bgs == NULL)  in block_allocator_init()
372 			reg->next = NULL;  in ext4_allocate_contiguous_blocks()
373 			reg->prev = NULL;  in ext4_allocate_contiguous_blocks()
379 	return NULL;  in ext4_allocate_contiguous_blocks()
417 					return NULL;  in ext4_allocate_partial()
423 				reg->next = NULL;  in ext4_allocate_partial()
424 				reg->prev = NULL;  in ext4_allocate_partial()
431 	return NULL;  in ext4_allocate_partial()
436 	struct region *first_reg = NULL;  in ext4_allocate_multiple_contiguous_blocks()
437 	struct region *prev_reg = NULL;  in ext4_allocate_multiple_contiguous_blocks()
442 		if (reg == NULL)  in ext4_allocate_multiple_contiguous_blocks()
443 			return NULL;  in ext4_allocate_multiple_contiguous_blocks()
445 		if (first_reg == NULL)  in ext4_allocate_multiple_contiguous_blocks()
464 	if (reg == NULL)  in do_allocate()
482 	if (reg == NULL)  in allocate_blocks()
483 		return NULL;  in allocate_blocks()
499 	for (i = 0; reg != NULL; reg = reg->next)  in block_allocation_num_regions()
510 	for (i = 0; reg != NULL; reg = reg->next)  in block_allocation_len()
566 	return (alloc->list.iter == NULL);  in last_region()
586 	if (reg == NULL && len > 0)  in do_split_allocation()
587 		return NULL;  in do_split_allocation()
629 	if (oob == NULL)  in reserve_oob_blocks()
646 	while (reg != NULL && blocks > 0) {  in advance_list_ptr()
678 	if (reg == NULL) {  in append_oob_allocation()
704 	if (block != NULL)  in get_xattr_block_for_inode()
709 	if (block == NULL) {  in get_xattr_block_for_inode()
711 		return NULL;  in get_xattr_block_for_inode()
724 		return NULL;  in get_xattr_block_for_inode()