Hi Dave, On Mon, 14 Dec 2009 16:33:38 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote: > > Today's linux-next build (sparc defconfig) produced this warning: > > In file included from arch/sparc/include/asm/uaccess.h:7, > from include/net/checksum.h:26, > from include/linux/skbuff.h:29, > from net/core/pktgen.c:141: > In function 'copy_from_user', > inlined from 'pktgen_if_write' at net/core/pktgen.c:867: > arch/sparc/include/asm/uaccess_32.h:276: warning: call to 'copy_from_user_overflow' declared with attribute warning: copy_from_user() buffer size is not provably correct > > and many more. > > The sparc64 defconfig build produced many similar warnings: > > In file included from arch/sparc/include/asm/uaccess.h:5, > from include/linux/uaccess.h:6, > from include/linux/highmem.h:7, > from include/linux/pagemap.h:11, > from include/linux/mempolicy.h:63, > from mm/mempolicy.c:69: > arch/sparc/include/asm/uaccess_64.h: In function 'compat_sys_get_mempolicy': > arch/sparc/include/asm/uaccess_64.h:232: warning: call to 'copy_from_user_overflow' declared with attribute warning: copy_from_user() buffer size is not provably correct I am still seeing these. Is it my compiler version (gcc4.4.0)? -- Cheers, Stephen Rothwell sfr@xxxxxxxxxxxxxxxx http://www.canb.auug.org.au/~sfr/
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