From c1c7c85ceafe5a96c4d5fc648ff42a7102838dd7 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Tue, 18 Sep 2018 09:43:32 +0200 Subject: [PATCH] signal/powerpc: Call force_sig_fault from _exception The callers of _exception don't need the pkey exception logic because they are not processing a pkey exception. So just call exception_common directly and then call force_sig_fault to generate the appropriate siginfo and deliver the appropriate signal. Reviewed-by: Stephen Rothwell Signed-off-by: "Eric W. Biederman" --- arch/powerpc/kernel/traps.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index f6c778b..c38bec5 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -380,7 +380,10 @@ void _exception_pkey(int signr, struct pt_regs *regs, int code, unsigned long ad void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr) { - _exception_pkey(signr, regs, code, addr, 0); + if (!exception_common(signr, regs, code, addr)) + return; + + force_sig_fault(signr, code, (void __user *)addr, current); } void system_reset_exception(struct pt_regs *regs) -- 2.7.4