From 63af52629adcd1313c7db252f085263012ecd9db Mon Sep 17 00:00:00 2001 From: Anton Blanchard Date: Wed, 24 Sep 2014 16:59:56 +1000 Subject: powerpc: Simplify do_sigbus Exit out early for a kernel fault, avoiding indenting of most of the function. Signed-off-by: Anton Blanchard Signed-off-by: Michael Ellerman --- arch/powerpc/mm/fault.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'arch/powerpc/mm/fault.c') diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index 51ab9e7..abc8c81 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -120,16 +120,16 @@ static int do_sigbus(struct pt_regs *regs, unsigned long address) up_read(¤t->mm->mmap_sem); - if (user_mode(regs)) { - current->thread.trap_nr = BUS_ADRERR; - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRERR; - info.si_addr = (void __user *)address; - force_sig_info(SIGBUS, &info, current); - return MM_FAULT_RETURN; - } - return MM_FAULT_ERR(SIGBUS); + if (!user_mode(regs)) + return MM_FAULT_ERR(SIGBUS); + + current->thread.trap_nr = BUS_ADRERR; + info.si_signo = SIGBUS; + info.si_errno = 0; + info.si_code = BUS_ADRERR; + info.si_addr = (void __user *)address; + force_sig_info(SIGBUS, &info, current); + return MM_FAULT_RETURN; } static int mm_fault_error(struct pt_regs *regs, unsigned long addr, int fault) -- cgit v1.1