Andy Lutomirski 75434bcc65 selftests/x86/ptrace_syscall_32: Fix no-vDSO segfault
[ Upstream commit 630b99ab60aa972052a4202a1ff96c7e45eb0054 ]

If AT_SYSINFO is not present, don't try to call a NULL pointer.

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/faaf688265a7e1a5b944d6f8bc0f6368158306d3.1584052409.git.luto@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-17 10:50:02 +02:00
..
2019-09-10 12:31:39 -06:00
2019-08-18 20:45:57 +01:00
2020-01-17 19:48:54 +01:00
2019-10-13 09:38:27 -04:00