From: Al Viro Date: Tue, 20 Nov 2012 15:41:11 +0000 (-0500) Subject: microblaze: rt_sigreturn is too trigger-happy about sigaltstack errors X-Git-Tag: MMI-PSA29.97-13-9~15276^2~62 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=02232f8d2b22708f0651dc515544f4a7ef1e0224;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git microblaze: rt_sigreturn is too trigger-happy about sigaltstack errors Signed-off-by: Al Viro --- diff --git a/arch/microblaze/kernel/signal.c b/arch/microblaze/kernel/signal.c index 3847e5b9c601..3903e3d11f5a 100644 --- a/arch/microblaze/kernel/signal.c +++ b/arch/microblaze/kernel/signal.c @@ -111,7 +111,7 @@ asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) /* It is more difficult to avoid calling this function than to call it and ignore errors. */ - if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->r1)) + if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->r1) == -EFAULT) goto badframe; return rval;