[dovecot/core] 4702aa: cassandra: Fix confusing debug logging for paged q...

[GitHub]

  Branch: refs/heads/master-2.2
  Home:   https://github.com/dovecot/core
  Commit: 4702aae4e0a954136d2ce2d34a07d2db9f18254d
      https://github.com/dovecot/core/commit/4702aae4e0a954136d2ce2d34a07d2db9f18254d
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2017-08-16 (Wed, 16 Aug 2017)

  Changed paths:
    M src/lib-sql/driver-cassandra.c

  Log Message:
  -----------
  cassandra: Fix confusing debug logging for paged query results.

Even when caller supported paged queries, the debug output contained
"Paged query has more results, but not supported by the caller".
Clear out the error after sql_result_more() is called, so it won't be
logged.