[platform][zynq] fix double acquire of spinlock
[platform][zynq] fix double acquire of spinlock

Change-Id: Ia0ac5e1e2cdc51d616676b7fd34f1976b171a01e

srodrig1/lk,GCrean/lk,travisg/lk,skabet/lk,nvll/lk,sndnvaps/lk,sndnvaps/lk,travisg/lk,srodrig1/lk,sndnvaps/lk,minglun-tsai/lk,sndnvaps/lk,hollanderic/lkstuff,ErikCorryGoogle/lk,littlekernel/lk,nvll/lk,travisg/lk,nvll/lk,ErikCorryGoogle/lk,minglun-tsai/lk,minglun-tsai/lk,ErikCorryGoogle/lk,travisg/lk,nvll/lk,skabet/lk,GCrean/lk,hollanderic/lkstuff,littlekernel/lk,GCrean/lk,littlekernel/lk,skabet/lk,ErikCorryGoogle/lk,GCrean/lk,GCrean/lk,hollanderic/lkstuff,skabet/lk,hollanderic/lkstuff,nvll/lk,srodrig1/lk,srodrig1/lk,littlekernel/lk,sndnvaps/lk,minglun-tsai/lk,srodrig1/lk,skabet/lk