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authorDaniel Borkmann <daniel@iogearbox.net>2018-11-01 00:05:53 +0100
committerAlexei Starovoitov <ast@kernel.org>2018-10-31 16:53:17 -0700
commit4d31f30148cea6e97e42616231eed55295117fe7 (patch)
tree75b922a4d276ff5c53fe51680af54113f7b4f48e /kernel/signal.c
parent0962590e553331db2cc0aef2dc35c57f6300dbbe (diff)
downloadlinux-4d31f30148cea6e97e42616231eed55295117fe7.tar.bz2
bpf: don't set id on after map lookup with ptr_to_map_val return
In the verifier there is no such semantics where registers with PTR_TO_MAP_VALUE type have an id assigned to them. This is only used in PTR_TO_MAP_VALUE_OR_NULL and later on nullified once the test against NULL has been pattern matched and type transformed into PTR_TO_MAP_VALUE. Fixes: 3e6a4b3e0289 ("bpf/verifier: introduce BPF_PTR_TO_MAP_VALUE") Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Cc: Roman Gushchin <guro@fb.com> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'kernel/signal.c')
0 files changed, 0 insertions, 0 deletions