Hi all,
On Mon, 30 Mar 2020 13:47:46 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Hi all,
>
> After merging the tip tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> kernel/futex.c: In function 'do_futex':
> kernel/futex.c:1676:17: warning: 'oldval' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1676 | return oldval == cmparg;
> | ~~~~~~~^~~~~~~~~
> kernel/futex.c:1652:6: note: 'oldval' was declared here
> 1652 | int oldval, ret;
> | ^~~~~~
>
> Introduced by commit
>
> a08971e9488d ("futex: arch_futex_atomic_op_inuser() calling conventions change")
>
> but I don't see how it makes this difference :-(
I now get this warning from building Linus' tree :-(
--
Cheers,
Stephen Rothwell
Attachment:
pgp_aCuGpyYzb.pgp
Description: OpenPGP digital signature
