On 20/07/16 14:20, Nicolas Pitre wrote: > This is needed on systems with a MMU. > > Signed-off-by: Nicolas Pitre <n...@linaro.org> > Reviewed-by: Greg Ungerer <g...@linux-m68k.org> > --- > fs/binfmt_flat.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c > index 28fc272d9a..0d89830f76 100644 > --- a/fs/binfmt_flat.c > +++ b/fs/binfmt_flat.c > @@ -798,10 +798,11 @@ static int load_flat_file(struct linux_binprm * bprm, > flush_icache_range(start_code, end_code); > > /* zero the BSS, BRK and stack areas */ > - memset((void*)(datapos + data_len), 0, bss_len + > + if (clear_user((void __user *)(datapos + data_len), bss_len +
nit: this adds a trailing white space ^ (Yes, the memset did have this before as well) Regards Greg > (memp + memp_size - stack_len - /* end brk */ > libinfo->lib_list[id].start_brk) + /* start brk */ > - stack_len); > + stack_len)) > + return -EFAULT; > > return 0; > err: >
