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| author | Taeung Song <treeze.taeung@gmail.com> | 2018-07-19 21:10:05 +0900 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-07-20 10:16:54 +0200 |
| commit | 759b94a00a207ef605f3fd6f6e99570799688145 (patch) | |
| tree | 5cbf780a0d57a7c4b80ac978791590e734ea0b48 /kernel/bpf/btf.c | |
| parent | bb3928673955b423db270982ff7dad19a3e22d9c (diff) | |
tools/bpftool: Fix segfault case regarding 'pin' arguments
Arguments of 'pin' subcommand should be checked
at the very beginning of do_pin_any().
Otherwise segfault errors can occur when using
'map pin' or 'prog pin' commands, so fix it.
# bpftool prog pin id
Segmentation fault
Fixes: 71bb428fe2c1 ("tools: bpf: add bpftool")
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reported-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'kernel/bpf/btf.c')
0 files changed, 0 insertions, 0 deletions