shell: remove unneeded return
shell: remove unneeded return

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