MIPS: traps: Fix SIGFPE information leak from do_ov' and do_trap_or_bp'

commit e723e3f7f9 upstream.

Avoid sending a partially initialised `siginfo_t' structure along SIGFPE
signals issued from `do_ov' and `do_trap_or_bp', leading to information
leaking from the kernel stack.

Signed-off-by: Maciej W. Rozycki <macro@imgtec.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Maciej W. Rozycki 2016-03-04 01:42:49 +00:00 • committed by Greg Kroah-Hartman
commit 8eb8cd6c30