2012/2/21 Toralf F?rster <toralf.foerster at gmx.de>: > > Hello, > > the build of latest git (.config attached) failed, make ends with : > ... > ?CC [M] ?drivers/gpu/drm/radeon/radeon_cp.o > ?CC [M] ?drivers/gpu/drm/radeon/radeon_state.o > In file included from > /home/tfoerste/devel/linux/arch/x86/include/asm/uaccess.h:573:0, > ? ? ? ? ? ? ? ? from include/drm/drmP.h:64, > ? ? ? ? ? ? ? ? from drivers/gpu/drm/radeon/radeon_state.c:30: > In function 'copy_from_user', > ? ?inlined from 'radeon_cp_clear' at > drivers/gpu/drm/radeon/radeon_state.c:2171:6: > /home/tfoerste/devel/linux/arch/x86/include/asm/uaccess_32.h:211:26: error: > call to 'copy_from_user_overflow' declared with attribute error: > copy_from_user() buffer size is not provably correct > make[4]: *** [drivers/gpu/drm/radeon/radeon_state.o] Error 1 > make[3]: *** [drivers/gpu/drm/radeon] Error 2 > make[2]: *** [drivers/gpu/drm] Error 2 > make[1]: *** [drivers/gpu] Error 2 > make: *** [drivers] Error 2 > turn off CONFIG_DEBUG_STRICT_USER_COPY_CHECKS
Its a bug in gcc's checks code. Dave.
