if (act) {
compat_old_sigset_t mask;
+ compat_uptr_t handler, restorer;
- if (get_user((long)new_ka.sa.sa_handler, &act->sa_handler) ||
- __get_user((long)new_ka.sa.sa_restorer, &act->sa_restorer) ||
+ if (get_user(handler, &act->sa_handler) ||
+ __get_user(restorer, &act->sa_restorer) ||
__get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
__get_user(mask, &act->sa_mask))
return -EFAULT;
+ new_ka.sa.sa_handler = compat_ptr(handler);
+ new_ka.sa.sa_restorer = compat_ptr(restorer);
siginitset(&new_ka.sa.sa_mask, mask);
}
return -EINVAL;
if (act) {
- ret = get_user((long)new_ka.sa.sa_handler, &act->sa_handler);
+ compat_uptr_t handler;
+
+ ret = get_user(handler, &act->sa_handler);
+ new_ka.sa.sa_handler = compat_ptr(handler);
ret |= __copy_from_user(&set32, &act->sa_mask,
sizeof(compat_sigset_t));
sigset_from_compat(&new_ka.sa.sa_mask, &set32);
int ret;
mm_segment_t old_fs;
unsigned long sp;
+ compat_uptr_t ss_sp;
/*
* set sp to the user stack on entry to the system call
sp = regs->gpr[1];
/* Put new stack info in local 64 bit stack struct */
- if (newstack &&
- (get_user((long)uss.ss_sp, &newstack->ss_sp) ||
- __get_user(uss.ss_flags, &newstack->ss_flags) ||
- __get_user(uss.ss_size, &newstack->ss_size)))
- return -EFAULT;
+ if (newstack) {
+ if (get_user(ss_sp, &newstack->ss_sp) ||
+ __get_user(uss.ss_flags, &newstack->ss_flags) ||
+ __get_user(uss.ss_size, &newstack->ss_size))
+ return -EFAULT;
+ uss.ss_sp = compat_ptr(ss_sp);
+ }
old_fs = get_fs();
set_fs(KERNEL_DS);