Message ID | 20200604085436.GA943001@mwanda |
---|---|
State | Accepted |
Delegated to: | BPF Maintainers |
Headers | show |
Series | [v2,bpf-next] bpf: Fix an error code in check_btf_func() | expand |
On Thu, Jun 4, 2020 at 1:55 AM Dan Carpenter <dan.carpenter@oracle.com> wrote: > > 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> Acked-by: Song Liu <songliubraving@fb.com> > --- > v2: style change >
On 6/4/20 8:37 PM, Song Liu wrote: > On Thu, Jun 4, 2020 at 1:55 AM Dan Carpenter <dan.carpenter@oracle.com> wrote: >> >> 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> > > Acked-by: Song Liu <songliubraving@fb.com> Applied, thanks (my personal style preference would have been v1, but fair enough).
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 5c7bbaac81ef9..34cde841ab681 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)
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> --- v2: style change kernel/bpf/verifier.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)