lib/textsearch.c: remove textsearch_put reference from comments

There is no textsearch_put(). Remove it from the comments to avoid
misunderstanding. Textsearch prepare no longer needs textsearch_put().

Signed-off-by: Raphael Silva <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

lib/textsearch.c

···
  * @flags: search flags
  *
  * Looks up the search algorithm module and creates a new textsearch
- * configuration for the specified pattern. Upon completion all
- * necessary refcnts are held and the configuration must be put back
- * using textsearch_put() after usage.
+ * configuration for the specified pattern.
  *
  * Note: The format of the pattern may not be compatible between
  *       the various search algorithms.