Pingpong root help pleaseee

Hello everybody i just want to install vindicator kernal (custom kernal) to have a double tap 2 wake but to install this kernal i have to root and install cwm and i just read that if i root my s6 i will lose sam pay feature and the warranty according to sammobile so is there any way to install this kernal (to just have the double tap) without losing samsung pay
Please help me xda experts
Sent from my SM-G920F using XDA Free mobile app