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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-29 10:39:10 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-29 10:39:10 -0300 |
commit | b0a752d43b1566451332bcb5b52b9694dfe7896c (patch) | |
tree | 1d5ea27a0ef6e74e2b9692e6c02d8d48710d1d36 /kernel/bpf/syscall.c | |
parent | 50fa3a531e8e4b58550171fb159d0aa578c6b52d (diff) | |
parent | a5e13c6df0e41702d2b2c77c8ad41677ebb065b3 (diff) |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes sent via perf/urgent and in the BPF tools/ directories.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/bpf/syscall.c')
-rw-r--r-- | kernel/bpf/syscall.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index c859bc46d06c..250503482cda 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -854,6 +854,11 @@ static int map_create(union bpf_attr *attr) err = PTR_ERR(btf); goto free_map; } + if (btf_is_kernel(btf)) { + btf_put(btf); + err = -EACCES; + goto free_map; + } map->btf = btf; if (attr->btf_value_type_id) { |