LU-3097 build: fix 'stray semicolon' errors

LU-3097 build: fix 'stray semicolon' errors

Fix 'stray semicolon' issues found by Coverity version 6.5.1:
Stray semicolon (STRAY_SEMICOLON)
"if" statement with no "then" or "else" is suspicious.

Signed-off-by: Sebastien Buisson <sebastien.buisson@bull.net>
Change-Id: Ieff4b45204f8be9ad4590cc9de9d06960c07d052
Reviewed-on: http://review.whamcloud.com/7165
Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
Tested-by: Hudson
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>