Commit 56ebd51b authored by Daniel Jacobowitz's avatar Daniel Jacobowitz Committed by Ralf Baechle
Browse files

[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: default avatarDaniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent b6c3539b

arch/mips/kernel/traps.c

+3 −2
Original line number Diff line number Diff line
@@ -534,13 +534,14 @@ static inline int simulate_rdhwr(struct pt_regs *regs) 
		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)