In file included from drivers/gpu/msm/adreno.c:31:
drivers/gpu/msm/kgsl_compat.h: In function 'kgsl_cmdbatch_create_compat':
drivers/gpu/msm/kgsl_compat.h:277: warning: no return statement in function returning non-void
error, forbidden warning: kgsl_compat.h:277
scripts/Makefile.build:308: recipe for target 'drivers/gpu/msm/adreno.o' failed
make[3]: *** [drivers/gpu/msm/adreno.o] Error 1
make[3]: *** Waiting for unfinished jobs....
  CC      drivers/hwspinlock/hwspinlock_core.o
  CC      drivers/hid/hid-generic.o
  CC      drivers/hid/hid-apple.o
  LD      drivers/gpu/vga/built-in.o
  CC      drivers/hwspinlock/msm_remote_spinlock.o
  CC      drivers/hid/hid-elecom.o
scripts/Makefile.build:455: recipe for target 'drivers/gpu/msm' failed
make[2]: *** [drivers/gpu/msm] Error 2
scripts/Makefile.build:455: recipe for target 'drivers/gpu' failed
make[1]: *** [drivers/gpu] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      drivers/hid/hid-magicmouse.o
  CC      drivers/hid/hid-microsoft.o
  CC      drivers/hid/usbhid/hid-core.o
  LD      drivers/hwspinlock/built-in.o
  CC      drivers/hid/usbhid/hid-quirks.o
  LD      drivers/hid/hid.o
  LD      drivers/hid/usbhid/usbhid.o
  LD      drivers/hid/usbhid/built-in.o
  LD      drivers/hid/built-in.o
Makefile:802: recipe for target 'drivers' failed
make: *** [drivers] Error 2
qltsar@qltsar-Lenovo-G580:~/Kernel/G621-TL00-kernel/kernel$