On 03/01/13 19:00, Randy Dunlap wrote: > On 03/01/13 15:51, akpm@xxxxxxxxxxxxxxxxxxxx wrote: >> The mm-of-the-moment snapshot 2013-03-01-15-50 has been uploaded to >> >> http://www.ozlabs.org/~akpm/mmotm/ >> > > on i386: > > ERROR: "copy_from_user_overflow" [fs/binfmt_misc.ko] undefined! > > which I don't understand. > lib/usercopy.o is built and building binfmt_misc.c says: > > CC [M] fs/binfmt_misc.o > In file included from arch/x86/include/asm/uaccess.h:537:0, > from include/linux/uaccess.h:5, > from include/linux/highmem.h:8, > from include/linux/pagemap.h:10, > from fs/binfmt_misc.c:27: > arch/x86/include/asm/uaccess_32.h: In function 'parse_command.part.1': > arch/x86/include/asm/uaccess_32.h:211:26: warning: call to 'copy_from_user_overflow' declared with attribute warning: copy_from_user() buffer size is not provably correct [enabled by default] Hm.. That's because it's part of lib and not obj, right? diff --git a/lib/Makefile b/lib/Makefile index 59fabd0..4c55104 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -15,7 +15,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \ is_single_threaded.o plist.o decompress.o kobject_uevent.o \ earlycpio.o percpu-refcount.o -lib-$(CONFIG_ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS) += usercopy.o +obj-$(CONFIG_ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS) += usercopy.o lib-$(CONFIG_MMU) += ioremap.o lib-$(CONFIG_SMP) += cpumask.o -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
