MetaIO: Fix invalid memory dereference with empty Meta field.
MetaIO: Fix invalid memory dereference with empty Meta field.

Valgrind detected an 'uninitialized memory read' that corresponded to
an memory read at an invalid location with an empty MetaIO field.



vfonov/ITK,hinerm/ITK,stnava/ITK,spinicist/ITK,jcfr/ITK,LucHermitte/ITK,msmolens/ITK,LucasGandel/ITK,jmerkow/ITK,malaterre/ITK,BlueBrain/ITK,vfonov/ITK,hinerm/ITK,atsnyder/ITK,biotrump/ITK,hjmjohnson/ITK,BRAINSia/ITK,jmerkow/ITK,fbudin69500/ITK,stnava/ITK,atsnyder/ITK,blowekamp/ITK,hendradarwin/ITK,jcfr/ITK,spinicist/ITK,blowekamp/ITK,Kitware/ITK,Kitware/ITK,richardbeare/ITK,Kitware/ITK,biotrump/ITK,zachary-williamson/ITK,fedral/ITK,GEHC-Surgery/ITK,atsnyder/ITK,Kitware/ITK,jcfr/ITK,fbudin69500/ITK,zachary-williamson/ITK,stnava/ITK,vfonov/ITK,biotrump/ITK,InsightSoftwareConsortium/ITK,blowekamp/ITK,richardbeare/ITK,richardbeare/ITK,jcfr/ITK,stnava/ITK,malaterre/ITK,vfonov/ITK,heimdali/ITK,jcfr/ITK,GEHC-Surgery/ITK,PlutoniumHeart/ITK,ajjl/ITK,GEHC-Surgery/ITK,fbudin69500/ITK,hinerm/ITK,zachary-williamson/ITK,heimdali/ITK,eile/ITK,blowekamp/ITK,hendradarwin/ITK,stnava/ITK,InsightSoftwareConsortium/ITK,LucHermitte/ITK,msmolens/ITK,fedral/ITK,atsnyder/ITK,ajjl/ITK,malaterre/ITK,fbudin69500/ITK,BlueBrain/ITK,heimdali/ITK,jmerkow/ITK,InsightSoftwareConsortium/ITK,hjmjohnson/ITK,BlueBrain/ITK,BRAINSia/ITK,spinicist/ITK,hendradarwin/ITK,hendradarwin/ITK,hjmjohnson/ITK,fedral/ITK,LucHermitte/ITK,LucasGandel/ITK,malaterre/ITK,ajjl/ITK,fuentesdt/InsightToolkit-dev,zachary-williamson/ITK,richardbeare/ITK,fedral/ITK,jmerkow/ITK,hinerm/ITK,GEHC-Surgery/ITK,stnava/ITK,fuentesdt/InsightToolkit-dev,ajjl/ITK,zachary-williamson/ITK,atsnyder/ITK,fbudin69500/ITK,LucHermitte/ITK,eile/ITK,biotrump/ITK,vfonov/ITK,malaterre/ITK,BRAINSia/ITK,spinicist/ITK,BRAINSia/ITK,hendradarwin/ITK,heimdali/ITK,malaterre/ITK,hinerm/ITK,PlutoniumHeart/ITK,hendradarwin/ITK,BlueBrain/ITK,LucasGandel/ITK,atsnyder/ITK,fbudin69500/ITK,richardbeare/ITK,LucasGandel/ITK,heimdali/ITK,hinerm/ITK,msmolens/ITK,fuentesdt/InsightToolkit-dev,biotrump/ITK,InsightSoftwareConsortium/ITK,InsightSoftwareConsortium/ITK,heimdali/ITK,thewtex/ITK,jcfr/ITK,thewtex/ITK,LucHermitte/ITK,malaterre/ITK,jcfr/ITK,jmerkow/ITK,hendradarwin/ITK,PlutoniumHeart/ITK,vfonov/ITK,GEHC-Surgery/ITK,fedral/ITK,ajjl/ITK,eile/ITK,atsnyder/ITK,jmerkow/ITK,eile/ITK,stnava/ITK,hendradarwin/ITK,biotrump/ITK,hjmjohnson/ITK,BRAINSia/ITK,BRAINSia/ITK,fuentesdt/InsightToolkit-dev,PlutoniumHeart/ITK,zachary-williamson/ITK,InsightSoftwareConsortium/ITK,InsightSoftwareConsortium/ITK,thewtex/ITK,LucasGandel/ITK,thewtex/ITK,msmolens/ITK,fedral/ITK,thewtex/ITK,PlutoniumHeart/ITK,zachary-williamson/ITK,Kitware/ITK,ajjl/ITK,zachary-williamson/ITK,jmerkow/ITK,vfonov/ITK,BlueBrain/ITK,fuentesdt/InsightToolkit-dev,msmolens/ITK,spinicist/ITK,BRAINSia/ITK,LucHermitte/ITK,spinicist/ITK,stnava/ITK,zachary-williamson/ITK,LucasGandel/ITK,vfonov/ITK,eile/ITK,spinicist/ITK,eile/ITK,msmolens/ITK,malaterre/ITK,spinicist/ITK,blowekamp/ITK,LucasGandel/ITK,BlueBrain/ITK,stnava/ITK,PlutoniumHeart/ITK,atsnyder/ITK,fuentesdt/InsightToolkit-dev,thewtex/ITK,GEHC-Surgery/ITK,heimdali/ITK,fedral/ITK,LucHermitte/ITK,vfonov/ITK,jcfr/ITK,hinerm/ITK,thewtex/ITK,fbudin69500/ITK,GEHC-Surgery/ITK,richardbeare/ITK,hinerm/ITK,hinerm/ITK,atsnyder/ITK,fedral/ITK,blowekamp/ITK,msmolens/ITK,ajjl/ITK,ajjl/ITK,LucHermitte/ITK,fuentesdt/InsightToolkit-dev,biotrump/ITK,hjmjohnson/ITK,blowekamp/ITK,jmerkow/ITK,fbudin69500/ITK,heimdali/ITK,LucasGandel/ITK,GEHC-Surgery/ITK,hjmjohnson/ITK,eile/ITK,blowekamp/ITK,PlutoniumHeart/ITK,eile/ITK,malaterre/ITK,BlueBrain/ITK,msmolens/ITK,BlueBrain/ITK,fuentesdt/InsightToolkit-dev,eile/ITK,Kitware/ITK,spinicist/ITK,PlutoniumHeart/ITK,richardbeare/ITK,Kitware/ITK,biotrump/ITK,fuentesdt/InsightToolkit-dev,hjmjohnson/ITK