commit 98c20309b9 upstream.
Use the more generic functions get_signal() signal_setup_done()
for signal delivery.
This inverts also the return codes of force_sigsegv_info()
and setup_frame() to follow the kernel convention.
Signed-off-by: Richard Weinberger <richard@nod.at>
[bwh: Backported to 3.16 as dependency of commit 35634ffa17
"signal: Always notice exiting tasks"]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
6062ad89cc