libsmb: Fix a bunch of Coverity IDs
(fnum != -1) is always true, even if fnum=-1 was initialized. fnum is
a uint16, and the comparison first casts this to 65535, which is always
!= -1.
Also change the initialization to make it clearer what is happening here.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Tue Aug 20 00:52:36 CEST 2013 on sn-devel-104
(cherry picked from commit
4f96d5753ffe6c446c46676ba31cd2a3722890a0)