[MIPS] Generate SIGILL again
The rdhwr emulation accidentally swallowed the SIGILL from most other
illegal instructions. Make sure to return -EFAULT by default.
Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 6f3ff96..7058893 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -534,13 +534,14 @@
switch (rd) {
case 29:
regs->regs[rt] = ti->tp_value;
- break;
+ return 0;
default:
return -EFAULT;
}
}
- return 0;
+ /* Not ours. */
+ return -EFAULT;
}
asmlinkage void do_ov(struct pt_regs *regs)