From 56ebd51bae72c2e47c83f6eacf258479d5658ec8 Mon Sep 17 00:00:00 2001 From: Daniel Jacobowitz Date: Sat, 26 Nov 2005 22:34:41 -0500 Subject: [PATCH] [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 Signed-off-by: Ralf Baechle --- arch/mips/kernel/traps.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 6f3ff9690686..7058893d5ad2 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -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) -- 2.11.0