ng_sixlowpan: fix IPHC dispatch check
ng_sixlowpan: fix IPHC dispatch check

LudwigKnuepfer/RIOT,MohmadAyman/RIOT,jremmert-phytec-iot/RIOT,asanka-code/RIOT,adrianghc/RIOT,avmelnikoff/RIOT,wentaoshang/RIOT,kushalsingh007/RIOT,OTAkeys/RIOT,kaspar030/RIOT,smlng/RIOT,tdautc19841202/RIOT,x3ro/RIOT,bartfaizoltan/RIOT,watr-li/RIOT,binarylemon/RIOT,dhruvvyas90/RIOT,rakendrathapa/RIOT,neumodisch/RIOT,Lexandro92/RIOT-CoAP,latsku/RIOT,backenklee/RIOT,msolters/RIOT,ant9000/RIOT,l3nko/RIOT,koenning/RIOT,binarylemon/RIOT,bartfaizoltan/RIOT,OTAkeys/RIOT,l3nko/RIOT,Josar/RIOT,rajma996/RIOT,RIOT-OS/RIOT,lazytech-org/RIOT,rakendrathapa/RIOT,asanka-code/RIOT,automote/RIOT,Darredevil/RIOT,immesys/RiSyn,latsku/RIOT,abkam07/RIOT,herrfz/RIOT,kerneltask/RIOT,JensErdmann/RIOT,mfrey/RIOT,tfar/RIOT,herrfz/RIOT,Lexandro92/RIOT-CoAP,A-Paul/RIOT,cladmi/RIOT,rfuentess/RIOT,openkosmosorg/RIOT,ntrtrung/RIOT,ximus/RIOT,abkam07/RIOT,mtausig/RIOT,kb2ma/RIOT,LudwigOrtmann/RIOT,TobiasFredersdorf/RIOT,plushvoxel/RIOT,daniel-k/RIOT,syin2/RIOT,RubikonAlpha/RIOT,changbiao/RIOT,rakendrathapa/RIOT,mfrey/RIOT,beurdouche/RIOT,tdautc19841202/RIOT,lazytech-org/RIOT,msolters/RIOT,wentaoshang/RIOT,MarkXYang/RIOT,Osblouf/RIOT,tdautc19841202/RIOT,shady33/RIOT,gautric/RIOT,d00616/RIOT,plushvoxel/RIOT,abp719/RIOT,mziegert/RIOT,PSHIVANI/Riot-Code,alex1818/RIOT,kaleb-himes/RIOT,stevenj/RIOT,EmuxEvans/RIOT,changbiao/RIOT,basilfx/RIOT,centurysys/RIOT,MohmadAyman/RIOT,mfrey/RIOT,daniel-k/RIOT,thomaseichinger/RIOT,beurdouche/RIOT,Josar/RIOT,ximus/RIOT,chris-wood/RIOT,mfrey/RIOT,JensErdmann/RIOT,mtausig/RIOT,jfischer-phytec-iot/RIOT,FrancescoErmini/RIOT,kYc0o/RIOT,JensErdmann/RIOT,luciotorre/RIOT,kaspar030/RIOT,miri64/RIOT,plushvoxel/RIOT,luciotorre/RIOT,BytesGalore/RIOT,authmillenon/RIOT,x3ro/RIOT,l3nko/RIOT,rajma996/RIOT,katezilla/RIOT,marcosalm/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,l3nko/RIOT,alex1818/RIOT,ThanhVic/RIOT,abkam07/RIOT,LudwigOrtmann/RIOT,kaspar030/RIOT,openkosmosorg/RIOT,kushalsingh007/RIOT,thiagohd/RIOT,MarkXYang/RIOT,brettswann/RIOT,RIOT-OS/RIOT,centurysys/RIOT,abkam07/RIOT,msolters/RIOT,backenklee/RIOT,thiagohd/RIOT,kushalsingh007/RIOT,bartfaizoltan/RIOT,Darredevil/RIOT,marcosalm/RIOT,openkosmosorg/RIOT,roberthartung/RIOT,alignan/RIOT,arvindpdmn/RIOT,neiljay/RIOT,miri64/RIOT,hamilton-mote/RIOT-OS,lebrush/RIOT,RubikonAlpha/RIOT,binarylemon/RIOT,RubikonAlpha/RIOT,josephnoir/RIOT,MarkXYang/RIOT,toonst/RIOT,josephnoir/RIOT,RubikonAlpha/RIOT,DipSwitch/RIOT,kaleb-himes/RIOT,yogo1212/RIOT,ks156/RIOT,MarkXYang/RIOT,x3ro/RIOT,patkan/RIOT,aeneby/RIOT,kbumsik/RIOT,kaleb-himes/RIOT,Yonezawa-T2/RIOT,gbarnett/RIOT,LudwigKnuepfer/RIOT,kerneltask/RIOT,TobiasFredersdorf/RIOT,aeneby/RIOT,Hyungsin/RIOT-OS,OlegHahm/RIOT,khhhh/RIOT,josephnoir/RIOT,l3nko/RIOT,basilfx/RIOT,Lexandro92/RIOT-CoAP,openkosmosorg/RIOT,MonsterCode8000/RIOT,jfischer-phytec-iot/RIOT,arvindpdmn/RIOT,kushalsingh007/RIOT,tfar/RIOT,kbumsik/RIOT,toonst/RIOT,rakendrathapa/RIOT,josephnoir/RIOT,abp719/RIOT,MohmadAyman/RIOT,d00616/RIOT,alex1818/RIOT,miri64/RIOT,stevenj/RIOT,neumodisch/RIOT,zhuoshuguo/RIOT,thiagohd/RIOT,PSHIVANI/Riot-Code,dailab/RIOT,latsku/RIOT,adjih/RIOT,daniel-k/RIOT,Osblouf/RIOT,neumodisch/RIOT,abp719/RIOT,brettswann/RIOT,EmuxEvans/RIOT,ThanhVic/RIOT,koenning/RIOT,lebrush/RIOT,arvindpdmn/RIOT,malosek/RIOT,marcosalm/RIOT,herrfz/RIOT,alex1818/RIOT,daniel-k/RIOT,marcosalm/RIOT,neumodisch/RIOT,altairpearl/RIOT,lebrush/RIOT,ximus/RIOT,khhhh/RIOT,rfuentess/RIOT,lazytech-org/RIOT,malosek/RIOT,centurysys/RIOT,rajma996/RIOT,Ell-i/RIOT,LudwigKnuepfer/RIOT,biboc/RIOT,Yonezawa-T2/RIOT,syin2/RIOT,binarylemon/RIOT,katezilla/RIOT,hamilton-mote/RIOT-OS,abkam07/RIOT,adjih/RIOT,jfischer-phytec-iot/RIOT,watr-li/RIOT,zhuoshuguo/RIOT,l3nko/RIOT,changbiao/RIOT,rajma996/RIOT,backenklee/RIOT,ntrtrung/RIOT,ant9000/RIOT,beurdouche/RIOT,DipSwitch/RIOT,haoyangyu/RIOT,LudwigKnuepfer/RIOT,RBartz/RIOT,PSHIVANI/Riot-Code,stevenj/RIOT,cladmi/RIOT,avmelnikoff/RIOT,neiljay/RIOT,A-Paul/RIOT,abp719/RIOT,binarylemon/RIOT,robixnai/RIOT,ntrtrung/RIOT,dailab/RIOT,jasonatran/RIOT,OlegHahm/RIOT,yogo1212/RIOT,adjih/RIOT,Hyungsin/RIOT-OS,mziegert/RIOT,gbarnett/RIOT,A-Paul/RIOT,changbiao/RIOT,RIOT-OS/RIOT,rfuentess/RIOT,OTAkeys/RIOT,chris-wood/RIOT,MarkXYang/RIOT,wentaoshang/RIOT,jremmert-phytec-iot/RIOT,thiagohd/RIOT,tfar/RIOT,ntrtrung/RIOT,attdona/RIOT,dailab/RIOT,DipSwitch/RIOT,EmuxEvans/RIOT,Josar/RIOT,biboc/RIOT,hamilton-mote/RIOT-OS,jbeyerstedt/RIOT-OTA-update,khhhh/RIOT,gbarnett/RIOT,shady33/RIOT,brettswann/RIOT,automote/RIOT,thiagohd/RIOT,authmillenon/RIOT,khhhh/RIOT,basilfx/RIOT,latsku/RIOT,brettswann/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,kaleb-himes/RIOT,shady33/RIOT,backenklee/RIOT,lazytech-org/RIOT,LudwigOrtmann/RIOT,RubikonAlpha/RIOT,authmillenon/RIOT,RBartz/RIOT,koenning/RIOT,syin2/RIOT,thomaseichinger/RIOT,patkan/RIOT,OTAkeys/RIOT,syin2/RIOT,jbeyerstedt/RIOT-OTA-update,RBartz/RIOT,plushvoxel/RIOT,mziegert/RIOT,thomaseichinger/RIOT,alignan/RIOT,gbarnett/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,Osblouf/RIOT,bartfaizoltan/RIOT,kushalsingh007/RIOT,centurysys/RIOT,ntrtrung/RIOT,haoyangyu/RIOT,FrancescoErmini/RIOT,PSHIVANI/Riot-Code,neiljay/RIOT,d00616/RIOT,LudwigKnuepfer/RIOT,neiljay/RIOT,ximus/RIOT,chris-wood/RIOT,abkam07/RIOT,watr-li/RIOT,MarkXYang/RIOT,koenning/RIOT,wentaoshang/RIOT,LudwigOrtmann/RIOT,ximus/RIOT,attdona/RIOT,FrancescoErmini/RIOT,zhuoshuguo/RIOT,chris-wood/RIOT,rousselk/RIOT,mfrey/RIOT,robixnai/RIOT,Osblouf/RIOT,gebart/RIOT,mtausig/RIOT,changbiao/RIOT,adjih/RIOT,automote/RIOT,shady33/RIOT,altairpearl/RIOT,attdona/RIOT,backenklee/RIOT,stevenj/RIOT,kerneltask/RIOT,ant9000/RIOT,bartfaizoltan/RIOT,jfischer-phytec-iot/RIOT,immesys/RiSyn,toonst/RIOT,toonst/RIOT,lebrush/RIOT,kaspar030/RIOT,robixnai/RIOT,zhuoshuguo/RIOT,katezilla/RIOT,JensErdmann/RIOT,BytesGalore/RIOT,Lexandro92/RIOT-CoAP,A-Paul/RIOT,altairpearl/RIOT,gautric/RIOT,gebart/RIOT,Lexandro92/RIOT-CoAP,BytesGalore/RIOT,yogo1212/RIOT,stevenj/RIOT,cladmi/RIOT,ThanhVic/RIOT,watr-li/RIOT,kbumsik/RIOT,gbarnett/RIOT,khhhh/RIOT,robixnai/RIOT,chris-wood/RIOT,tdautc19841202/RIOT,jremmert-phytec-iot/RIOT,tfar/RIOT,abp719/RIOT,yogo1212/RIOT,gebart/RIOT,jasonatran/RIOT,binarylemon/RIOT,jbeyerstedt/RIOT-OTA-update,herrfz/RIOT,attdona/RIOT,EmuxEvans/RIOT,changbiao/RIOT,roberthartung/RIOT,hamilton-mote/RIOT-OS,authmillenon/RIOT,latsku/RIOT,katezilla/RIOT,roberthartung/RIOT,x3ro/RIOT,jasonatran/RIOT,aeneby/RIOT,Yonezawa-T2/RIOT,latsku/RIOT,plushvoxel/RIOT,RBartz/RIOT,wentaoshang/RIOT,asanka-code/RIOT,BytesGalore/RIOT,Ell-i/RIOT,kb2ma/RIOT,altairpearl/RIOT,gebart/RIOT,Darredevil/RIOT,gautric/RIOT,koenning/RIOT,RBartz/RIOT,neumodisch/RIOT,marcosalm/RIOT,gbarnett/RIOT,dkm/RIOT,Osblouf/RIOT,FrancescoErmini/RIOT,cladmi/RIOT,PSHIVANI/Riot-Code,ks156/RIOT,DipSwitch/RIOT,wentaoshang/RIOT,biboc/RIOT,dkm/RIOT,ks156/RIOT,tdautc19841202/RIOT,MonsterCode8000/RIOT,OlegHahm/RIOT,FrancescoErmini/RIOT,Ell-i/RIOT,chris-wood/RIOT,rousselk/RIOT,openkosmosorg/RIOT,kerneltask/RIOT,asanka-code/RIOT,authmillenon/RIOT,rakendrathapa/RIOT,LudwigOrtmann/RIOT,arvindpdmn/RIOT,msolters/RIOT,syin2/RIOT,MohmadAyman/RIOT,biboc/RIOT,smlng/RIOT,bartfaizoltan/RIOT,A-Paul/RIOT,kbumsik/RIOT,patkan/RIOT,watr-li/RIOT,kb2ma/RIOT,josephnoir/RIOT,smlng/RIOT,jasonatran/RIOT,neumodisch/RIOT,aeneby/RIOT,mziegert/RIOT,haoyangyu/RIOT,BytesGalore/RIOT,Darredevil/RIOT,adrianghc/RIOT,beurdouche/RIOT,Lexandro92/RIOT-CoAP,alignan/RIOT,gebart/RIOT,shady33/RIOT,msolters/RIOT,Yonezawa-T2/RIOT,avmelnikoff/RIOT,thiagohd/RIOT,dkm/RIOT,rfuentess/RIOT,arvindpdmn/RIOT,herrfz/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,rfuentess/RIOT,abp719/RIOT,MohmadAyman/RIOT,avmelnikoff/RIOT,dhruvvyas90/RIOT,ant9000/RIOT,thomaseichinger/RIOT,DipSwitch/RIOT,rajma996/RIOT,lebrush/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,dhruvvyas90/RIOT,koenning/RIOT,brettswann/RIOT,mtausig/RIOT,dhruvvyas90/RIOT,Hyungsin/RIOT-OS,neiljay/RIOT,luciotorre/RIOT,jasonatran/RIOT,LudwigOrtmann/RIOT,zhuoshuguo/RIOT,RIOT-OS/RIOT,kerneltask/RIOT,OlegHahm/RIOT,miri64/RIOT,DipSwitch/RIOT,patkan/RIOT,beurdouche/RIOT,herrfz/RIOT,d00616/RIOT,haoyangyu/RIOT,FrancescoErmini/RIOT,adrianghc/RIOT,thomaseichinger/RIOT,gautric/RIOT,adrianghc/RIOT,watr-li/RIOT,yogo1212/RIOT,EmuxEvans/RIOT,Hyungsin/RIOT-OS,daniel-k/RIOT,automote/RIOT,altairpearl/RIOT,jremmert-phytec-iot/RIOT,ximus/RIOT,daniel-k/RIOT,arvindpdmn/RIOT,RIOT-OS/RIOT,kYc0o/RIOT,asanka-code/RIOT,Osblouf/RIOT,immesys/RiSyn,adrianghc/RIOT,openkosmosorg/RIOT,Darredevil/RIOT,OTAkeys/RIOT,JensErdmann/RIOT,Hyungsin/RIOT-OS,MonsterCode8000/RIOT,ks156/RIOT,mtausig/RIOT,TobiasFredersdorf/RIOT,TobiasFredersdorf/RIOT,shady33/RIOT,attdona/RIOT,rakendrathapa/RIOT,smlng/RIOT,JensErdmann/RIOT,kYc0o/RIOT,TobiasFredersdorf/RIOT,d00616/RIOT,kaleb-himes/RIOT,immesys/RiSyn,d00616/RIOT,zhuoshuguo/RIOT,authmillenon/RIOT,khhhh/RIOT,malosek/RIOT,tfar/RIOT,kYc0o/RIOT,aeneby/RIOT,stevenj/RIOT,alignan/RIOT,Ell-i/RIOT,altairpearl/RIOT,kb2ma/RIOT,malosek/RIOT,ntrtrung/RIOT,basilfx/RIOT,biboc/RIOT,EmuxEvans/RIOT,jremmert-phytec-iot/RIOT,OlegHahm/RIOT,mziegert/RIOT,malosek/RIOT,automote/RIOT,luciotorre/RIOT,dailab/RIOT,ThanhVic/RIOT,katezilla/RIOT,PSHIVANI/Riot-Code,ant9000/RIOT,MohmadAyman/RIOT,avmelnikoff/RIOT,rousselk/RIOT,smlng/RIOT,kushalsingh007/RIOT,rousselk/RIOT,immesys/RiSyn,rousselk/RIOT,asanka-code/RIOT,lazytech-org/RIOT,patkan/RIOT,mziegert/RIOT,ks156/RIOT,alignan/RIOT,roberthartung/RIOT,alex1818/RIOT,malosek/RIOT,kaspar030/RIOT,luciotorre/RIOT,x3ro/RIOT,MonsterCode8000/RIOT,basilfx/RIOT,jfischer-phytec-iot/RIOT,luciotorre/RIOT,MonsterCode8000/RIOT,Josar/RIOT,immesys/RiSyn,kb2ma/RIOT,brettswann/RIOT,ThanhVic/RIOT,robixnai/RIOT,Yonezawa-T2/RIOT,yogo1212/RIOT,dkm/RIOT,haoyangyu/RIOT,jremmert-phytec-iot/RIOT,Darredevil/RIOT,tdautc19841202/RIOT,hamilton-mote/RIOT-OS,jbeyerstedt/RIOT-OTA-update,patkan/RIOT,marcosalm/RIOT,roberthartung/RIOT,MonsterCode8000/RIOT,msolters/RIOT,jbeyerstedt/RIOT-OTA-update,dhruvvyas90/RIOT,rousselk/RIOT,centurysys/RIOT,kbumsik/RIOT,robixnai/RIOT,dailab/RIOT,RubikonAlpha/RIOT,centurysys/RIOT,alex1818/RIOT,cladmi/RIOT,lebrush/RIOT,Yonezawa-T2/RIOT,dkm/RIOT,haoyangyu/RIOT,rajma996/RIOT,attdona/RIOT,kYc0o/RIOT,ThanhVic/RIOT,dhruvvyas90/RIOT,RBartz/RIOT,Ell-i/RIOT,miri64/RIOT,adjih/RIOT,automote/RIOT,gautric/RIOT,Josar/RIOT,toonst/RIOT