On Sat, 2016-01-16 at 21:44 +0100, Richard Weinberger wrote:
> Am 16.01.2016 um 00:59 schrieb Kamal Mostafa:
> > 4.2.8-ckt2 -stable review patch. If anyone has any objections, please let me know.
> >
> > ---8<------------------------------------------------------------
> >
> > From: Richard Weinberger <richard@xxxxxx>
> >
> > commit db2f24dc240856fb1d78005307f1523b7b3c121b upstream.
> >
> > If get_signal() returns us a signal to post
> > we must not call it again, otherwise the already
> > posted signal will be overridden.
> > Before commit a610d6e672d this was the case as we stopped
> > the while after a successful handle_signal().
> >
> > Fixes: a610d6e672d ("pull clearing RESTORE_SIGMASK into block_sigmask()")
> > Signed-off-by: Richard Weinberger <richard@xxxxxx>
> > Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
> > ---
> > arch/um/kernel/signal.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c
> > index 4f60e4a..50b6e9f 100644
> > --- a/arch/um/kernel/signal.c
> > +++ b/arch/um/kernel/signal.c
> > @@ -69,7 +69,7 @@ static int kern_do_signal(struct pt_regs *regs)
> > struct ksignal ksig;
> > int handled_sig = 0;
> >
> > - while (get_signal(&ksig)) {
> > + if (get_signal(&ksig)) {
> > handled_sig = 1;
> > /* Whee! Actually deliver the signal. */
> > handle_signal(&ksig, regs);
> >
>
> Please drop this patch, it will be reverted from Linus' tree soon.
Dropped from 4.2-stable. Thanks Richard!
-Kamal
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