cstp: Fix misplaced parentheses
cstp: Fix misplaced parentheses

Spotted by Coverity.

Signed-off-by: Kevin Cernekee <3105dbb3dd63fbb4f6371cfb04adc6726f76c56b@gmail.com>

lins05/openconnect,matlockx/openconnect,cernekee/openconnect,don-johnny/openconnect,neshema/openconnect,chadcatlett/openconnect,atyndall/openconnect,lins05/openconnect,neshema/openconnect,mveplus/openconnect-client,chadcatlett/openconnect,mtmiller/openconnect,nmav/openconnect-mine,brandt/openconnect,brandt/openconnect,don-johnny/openconnect,mveplus/openconnect-client,atyndall/openconnect,brandt/openconnect,neshema/openconnect,brandt/openconnect,liiir1985/openconnect,liiir1985/openconnect,lins05/openconnect,chadcatlett/openconnect,don-johnny/openconnect,atyndall/openconnect,atyndall/openconnect,neshema/openconnect,matlockx/openconnect,mveplus/openconnect-client,nmav/openconnect-mine,lins05/openconnect,liiir1985/openconnect,liiir1985/openconnect,cernekee/openconnect,cernekee/openconnect,mtmiller/openconnect,mtmiller/openconnect,don-johnny/openconnect,mtmiller/openconnect,matlockx/openconnect,chadcatlett/openconnect,mveplus/openconnect-client,nmav/openconnect-mine,cernekee/openconnect,nmav/openconnect-mine,matlockx/openconnect