Re: [PATCH] bpf: add __printf verification to bpf_verifier_vlog

2018-05-16 Thread Daniel Borkmann
On 05/16/2018 10:27 PM, Mathieu Malaterre wrote: > __printf is useful to verify format and arguments. ‘bpf_verifier_vlog’ > function is used twice in verifier.c in both cases the caller function > already uses the __printf gcc attribute. > > Remove the following warning, triggered with W=1: > >

[PATCH] bpf: add __printf verification to bpf_verifier_vlog

2018-05-16 Thread Mathieu Malaterre
__printf is useful to verify format and arguments. ‘bpf_verifier_vlog’ function is used twice in verifier.c in both cases the caller function already uses the __printf gcc attribute. Remove the following warning, triggered with W=1: kernel/bpf/verifier.c:176:2: warning: function might be possib