[dovecot/core] 589a28: Compiler warning fix to previous commit

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 589a288a09c966a4436dcc38913ce586340402f9
      https://github.com/dovecot/core/commit/589a288a09c966a4436dcc38913ce586340402f9
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-01-29 (Fri, 29 Jan 2016)

  Changed paths:
    M src/lib-lda/smtp-client.c

  Log Message:
  -----------
  Compiler warning fix to previous commit