return 0;
}
+extern unsigned long safe_compute_effective_address(struct pt_regs *,
+ unsigned int);
+
+static unsigned long compute_si_addr(struct pt_regs *regs, int text_fault)
+{
+ unsigned int insn;
+
+ if (text_fault)
+ return regs->pc;
+
+ if (regs->psr & PSR_PS) {
+ insn = *(unsigned int *) regs->pc;
+ } else {
+ __get_user(insn, (unsigned int *) regs->pc);
+ }
+
+ return safe_compute_effective_address(regs, insn);
+}
+
asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write,
unsigned long address)
{
info.si_errno = 0;
/* info.si_code set above to make clear whether
this was a SEGV_MAPERR or SEGV_ACCERR fault. */
- info.si_addr = (void *)address;
+ info.si_addr = (void *) compute_si_addr(regs, text_fault);
info.si_trapno = 0;
force_sig_info (SIGSEGV, &info, tsk);
return;
info.si_signo = SIGBUS;
info.si_errno = 0;
info.si_code = BUS_ADRERR;
- info.si_addr = (void *)address;
+ info.si_addr = (void *) compute_si_addr(regs, text_fault);
info.si_trapno = 0;
force_sig_info (SIGBUS, &info, tsk);
if (!from_user)
address = regs->pc;
} else if (!write &&
!(regs->psr & PSR_PS)) {
- unsigned int insn, *ip;
+ unsigned int insn, __user *ip;
- ip = (unsigned int *)regs->pc;
- if (! get_user(insn, ip)) {
+ ip = (unsigned int __user *)regs->pc;
+ if (!get_user(insn, ip)) {
if ((insn & 0xc1680000) == 0xc0680000)
write = 1;
}
info.si_errno = 0;
/* info.si_code set above to make clear whether
this was a SEGV_MAPERR or SEGV_ACCERR fault. */
- info.si_addr = (void *)address;
+ info.si_addr = (void *) address;
info.si_trapno = 0;
force_sig_info (SIGSEGV, &info, tsk);
return;
info.si_signo = SIGBUS;
info.si_errno = 0;
info.si_code = BUS_ADRERR;
- info.si_addr = (void *)address;
+ info.si_addr = (void *) address;
info.si_trapno = 0;
force_sig_info (SIGBUS, &info, tsk);
}