bcache: add code comments for bch_btree_node_get() and __bch_btree_node_alloc()
authorColy Li <colyli@suse.de>
Mon, 20 Nov 2023 05:25:02 +0000 (13:25 +0800)
committerJens Axboe <axboe@kernel.dk>
Mon, 20 Nov 2023 16:17:51 +0000 (09:17 -0700)
commit31f5b956a197d4ec25c8a07cb3a2ab69d0c0b82f
tree85b738ff2bb0ff19d1a6b26aa2198aac12250521
parentf72f4312d4388376fc8a1f6cf37cb21a0d41758b
bcache: add code comments for bch_btree_node_get() and __bch_btree_node_alloc()

This patch adds code comments to bch_btree_node_get() and
__bch_btree_node_alloc() that NULL pointer will not be returned and it
is unnecessary to check NULL pointer by the callers of these routines.

Signed-off-by: Coly Li <colyli@suse.de>
Link: https://lore.kernel.org/r/20231120052503.6122-10-colyli@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/md/bcache/btree.c