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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2020-06-04 11:54:36 +0300 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-06-04 23:38:54 +0200 |
| commit | e7ed83d6fa1a00d0f2ad0327e73d3ea9e7ea8de1 (patch) | |
| tree | 3a6e82cb49723a4c17396dd690ae7bf713ea1e5e | |
| parent | 49b23575943c04b6711107cfd08ad2b3ae4e81f5 (diff) | |
| download | linux-e7ed83d6fa1a00d0f2ad0327e73d3ea9e7ea8de1.tar.gz linux-e7ed83d6fa1a00d0f2ad0327e73d3ea9e7ea8de1.tar.xz | |
bpf: Fix an error code in check_btf_func()
This code returns success if the "info_aux" allocation fails but it
should return -ENOMEM.
Fixes: 8c1b6e69dcc1 ("bpf: Compare BTF types of functions arguments with actual types")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20200604085436.GA943001@mwanda
| -rw-r--r-- | kernel/bpf/verifier.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 5c7bbaac81ef..34cde841ab68 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -7552,7 +7552,7 @@ static int check_btf_func(struct bpf_verifier_env *env, const struct btf *btf; void __user *urecord; u32 prev_offset = 0; - int ret = 0; + int ret = -ENOMEM; nfuncs = attr->func_info_cnt; if (!nfuncs) |