Coverity fix:
authormarian <marian@f7af4fe6-9843-0410-8265-dc069ae4e863>
Sat, 2 Apr 2011 14:01:53 +0000 (14:01 +0000)
committermarian <marian@f7af4fe6-9843-0410-8265-dc069ae4e863>
Sat, 2 Apr 2011 14:01:53 +0000 (14:01 +0000)
commit768e46f16f2d39384251c1c5854699ed52eb4540
treeb8ec846eee1ea6e6d357c170881d72221810ca32
parentc0e023a413a70e4824d94969d95a720a97e27751
Coverity fix:

AliTPCTransform.cxx   - forward null
AliTPCLaserTrack.cxx  - not used variable
AliTPCcalibCalib.cxx  - forward null
AliTPCcalibDB.cxx     - possible negative index
AliTPCcalibDButil.cxx - forward 0
TPC/AliTPCLaserTrack.cxx
TPC/AliTPCTransform.cxx
TPC/AliTPCcalibCalib.cxx
TPC/AliTPCcalibDB.cxx
TPC/AliTPCcalibDButil.cxx