__dput_to_list(): do decrement of refcount in the callers

... and rename it to to_shrink_list(), seeing that it no longer
does dropping any references

Reviewed-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2023-10-30 00:43:48 -04:00
commit 6511f6be77