UPSTREAM: zram: limit max recompress prio to num_active_comps

Use the actual number of algorithms zram was configure with instead of
theoretical limit of ZRAM_MAX_COMPS.

Also make sure that min prio is not above max prio.

Link: https://lkml.kernel.org/r/20250303022425.285971-9-senozhatsky@chromium.org


Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Hillf Danton <hdanton@sina.com>
Cc: Kairui Song <ryncsn@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Yosry Ahmed <yosry.ahmed@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
(cherry picked from commit d7fdc5a6)

Bug: 446676432
Change-Id: I5a97ef9798aef56fb974ab5f95bef6c41f38b6ee
Signed-off-by: David Stevens <stevensd@google.com>