Re: fix u32 printf specifier

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On Wed, Jun 2, 2021 at 3:43 PM Benedict Schlueter
<Benedict.Schlueter@xxxxxx> wrote:
>
> On 02/06/2021 19:41, Martin KaFai Lau wrote:
>
> > On Wed, Jun 02, 2021 at 05:23:19PM +0200, Benedict Schlueter wrote:
> >> Hi,
> >>
> >> I assume its clear what this patch does.
> >>
> >>
> >>  From 9618e4475b812651c3fe481af885757675fc4ae2 Mon Sep 17 00:00:00 2001
> >> From: Benedict Schlueter <benedict.schlueter@xxxxxx>
> >> Date: Wed, 2 Jun 2021 17:16:13 +0200
> >> Subject: use correct format string specifier for unsigned 32 Bit
> >>   bounds print statements
> >>
> >> Signed-off-by: Benedict Schlueter <benedict.schlueter@xxxxxx>
> >> ---
> >>   kernel/bpf/verifier.c | 4 ++--
> >>   1 file changed, 2 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
> >> index 1de4b8c6ee42..e107996c7220 100644
> >> --- a/kernel/bpf/verifier.c
> >> +++ b/kernel/bpf/verifier.c
> >> @@ -690,11 +690,11 @@ static void print_verifier_state(struct
> >> bpf_verifier_env *env,
> >>                           (int)(reg->s32_max_value));
> >>                   if (reg->u32_min_value != reg->umin_value &&
> >>                       reg->u32_min_value != U32_MIN)
> >> -                    verbose(env, ",u32_min_value=%d",
> >> +                    verbose(env, ",u32_min_value=%u",
> >>                           (int)(reg->u32_min_value));
> > "%u" and (int) cast don't make sense.
> Yep, changed to unsigned int for consistency with the other cases. Is
> this necessary? Since reg->u32_min_value is already a unsigned 32 bit
> number.
> > It needs a proper commit message to explain why the change is needed
> > and also a Fixes tag.  Please refer to Documentation/bpf/bpf_devel_QA.rst.
>
> Sorry should have read this more carefully before. Everything should be
> included right now.
>
>  From fd076dc5f2bd5ec4e9cb49530e77cf2d3e4f42c2 Mon Sep 17 00:00:00 2001
> From: Benedict Schlueter <benedict.schlueter@xxxxxx>
> Date: Wed, 2 Jun 2021 21:42:39 +0200
> Subject: [PATCH bpf-next]
>   use correct format string specifier for unsigned 32 bounds

Please resubmit the patch.
See 'Submitting patches' in Documentation/bpf/bpf_devel_QA.rst



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