cpu/cc2538: fix spi_transfer_bytes
cpu/cc2538: fix spi_transfer_bytes

neumodisch/RIOT,jfischer-phytec-iot/RIOT,toonst/RIOT,dailab/RIOT,Ell-i/RIOT,kaspar030/RIOT,miri64/RIOT,adjih/RIOT,kbumsik/RIOT,TobiasFredersdorf/RIOT,roberthartung/RIOT,BytesGalore/RIOT,adrianghc/RIOT,OlegHahm/RIOT,biboc/RIOT,dkm/RIOT,kbumsik/RIOT,ant9000/RIOT,rfuentess/RIOT,aeneby/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,neumodisch/RIOT,Josar/RIOT,plushvoxel/RIOT,adjih/RIOT,A-Paul/RIOT,dailab/RIOT,kYc0o/RIOT,josephnoir/RIOT,BytesGalore/RIOT,adrianghc/RIOT,ant9000/RIOT,x3ro/RIOT,immesys/RiSyn,hamilton-mote/RIOT-OS,yogo1212/RIOT,rfuentess/RIOT,dailab/RIOT,beurdouche/RIOT,jasonatran/RIOT,thomaseichinger/RIOT,hamilton-mote/RIOT-OS,mfrey/RIOT,ks156/RIOT,kaspar030/RIOT,Josar/RIOT,LudwigOrtmann/RIOT,ks156/RIOT,gebart/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,authmillenon/RIOT,aeneby/RIOT,immesys/RiSyn,OTAkeys/RIOT,gautric/RIOT,jfischer-phytec-iot/RIOT,BytesGalore/RIOT,avmelnikoff/RIOT,avmelnikoff/RIOT,Ell-i/RIOT,kYc0o/RIOT,basilfx/RIOT,jasonatran/RIOT,ks156/RIOT,Hyungsin/RIOT-OS,foss-for-synopsys-dwc-arc-processors/RIOT,OTAkeys/RIOT,ks156/RIOT,basilfx/RIOT,x3ro/RIOT,roberthartung/RIOT,immesys/RiSyn,biboc/RIOT,A-Paul/RIOT,adjih/RIOT,beurdouche/RIOT,beurdouche/RIOT,A-Paul/RIOT,kbumsik/RIOT,LudwigOrtmann/RIOT,OlegHahm/RIOT,gebart/RIOT,gautric/RIOT,plushvoxel/RIOT,plushvoxel/RIOT,lazytech-org/RIOT,hamilton-mote/RIOT-OS,mfrey/RIOT,yogo1212/RIOT,immesys/RiSyn,kerneltask/RIOT,neiljay/RIOT,adrianghc/RIOT,syin2/RIOT,Josar/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,yogo1212/RIOT,BytesGalore/RIOT,A-Paul/RIOT,gautric/RIOT,TobiasFredersdorf/RIOT,OlegHahm/RIOT,thomaseichinger/RIOT,kerneltask/RIOT,kaleb-himes/RIOT,toonst/RIOT,jfischer-phytec-iot/RIOT,biboc/RIOT,mfrey/RIOT,jasonatran/RIOT,kaleb-himes/RIOT,lazytech-org/RIOT,mtausig/RIOT,Hyungsin/RIOT-OS,syin2/RIOT,smlng/RIOT,adjih/RIOT,Ell-i/RIOT,immesys/RiSyn,RIOT-OS/RIOT,TobiasFredersdorf/RIOT,kerneltask/RIOT,LudwigOrtmann/RIOT,jbeyerstedt/RIOT-OTA-update,authmillenon/RIOT,aeneby/RIOT,dailab/RIOT,syin2/RIOT,kaleb-himes/RIOT,thomaseichinger/RIOT,OTAkeys/RIOT,syin2/RIOT,kerneltask/RIOT,jfischer-phytec-iot/RIOT,neiljay/RIOT,LudwigOrtmann/RIOT,kbumsik/RIOT,rfuentess/RIOT,dkm/RIOT,cladmi/RIOT,x3ro/RIOT,neiljay/RIOT,plushvoxel/RIOT,ks156/RIOT,lazytech-org/RIOT,LudwigOrtmann/RIOT,josephnoir/RIOT,BytesGalore/RIOT,dkm/RIOT,OlegHahm/RIOT,OTAkeys/RIOT,cladmi/RIOT,kaspar030/RIOT,gautric/RIOT,kaleb-himes/RIOT,beurdouche/RIOT,biboc/RIOT,roberthartung/RIOT,cladmi/RIOT,yogo1212/RIOT,cladmi/RIOT,neiljay/RIOT,Ell-i/RIOT,OTAkeys/RIOT,toonst/RIOT,TobiasFredersdorf/RIOT,Hyungsin/RIOT-OS,ant9000/RIOT,kYc0o/RIOT,authmillenon/RIOT,smlng/RIOT,LudwigOrtmann/RIOT,josephnoir/RIOT,kaspar030/RIOT,thomaseichinger/RIOT,rfuentess/RIOT,dkm/RIOT,yogo1212/RIOT,Hyungsin/RIOT-OS,avmelnikoff/RIOT,lazytech-org/RIOT,jasonatran/RIOT,biboc/RIOT,neumodisch/RIOT,Josar/RIOT,jbeyerstedt/RIOT-OTA-update,smlng/RIOT,neumodisch/RIOT,LudwigKnuepfer/RIOT,gebart/RIOT,adrianghc/RIOT,thomaseichinger/RIOT,jasonatran/RIOT,immesys/RiSyn,hamilton-mote/RIOT-OS,jbeyerstedt/RIOT-OTA-update,rfuentess/RIOT,x3ro/RIOT,A-Paul/RIOT,dailab/RIOT,authmillenon/RIOT,mtausig/RIOT,RIOT-OS/RIOT,jbeyerstedt/RIOT-OTA-update,basilfx/RIOT,Josar/RIOT,kYc0o/RIOT,dkm/RIOT,adjih/RIOT,yogo1212/RIOT,plushvoxel/RIOT,avmelnikoff/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,Ell-i/RIOT,Hyungsin/RIOT-OS,foss-for-synopsys-dwc-arc-processors/RIOT,jbeyerstedt/RIOT-OTA-update,LudwigKnuepfer/RIOT,josephnoir/RIOT,ant9000/RIOT,LudwigKnuepfer/RIOT,authmillenon/RIOT,toonst/RIOT,basilfx/RIOT,OlegHahm/RIOT,mtausig/RIOT,kaleb-himes/RIOT,smlng/RIOT,miri64/RIOT,neiljay/RIOT,gautric/RIOT,LudwigKnuepfer/RIOT,RIOT-OS/RIOT,adrianghc/RIOT,gebart/RIOT,mfrey/RIOT,mtausig/RIOT,RIOT-OS/RIOT,basilfx/RIOT,kbumsik/RIOT,roberthartung/RIOT,syin2/RIOT,neumodisch/RIOT,TobiasFredersdorf/RIOT,kYc0o/RIOT,roberthartung/RIOT,neumodisch/RIOT,lazytech-org/RIOT,mtausig/RIOT,jfischer-phytec-iot/RIOT,smlng/RIOT,miri64/RIOT,aeneby/RIOT,kaspar030/RIOT,cladmi/RIOT,ant9000/RIOT,aeneby/RIOT,avmelnikoff/RIOT,beurdouche/RIOT,x3ro/RIOT,hamilton-mote/RIOT-OS,LudwigKnuepfer/RIOT,mfrey/RIOT,kerneltask/RIOT,miri64/RIOT,toonst/RIOT,gebart/RIOT,miri64/RIOT,josephnoir/RIOT