Re: linux-next: build warnings after merge of the wireless-drivers-next tree

[Luca Coelho]

On Wed, 2018-12-19 at 08:31 +0000, Grumbach, Emmanuel wrote:
> > Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> writes:
> > 
> > > On Fri, 30 Nov 2018 12:05:55 +1100 Stephen Rothwell
> > <sfr@xxxxxxxxxxxxxxxx> wrote:
> > > > After merging the wireless-drivers-next tree, today's linux-next
> > > > build
> > > > (x86_64 allmodconfig) produced these warnings:
> > > > 
> > > > drivers/net/wireless/intel/iwlwifi/iwl-drv.c: In function
> > 'iwl_parse_tlv_firmware':
> > > > drivers/net/wireless/intel/iwlwifi/iwl-drv.c:1098:7: warning: this
> > statement may fall through [-Wimplicit-fallthrough=]
> > > >     if (iwlwifi_mod_params.enable_ini)
> > > >        ^
> > > > drivers/net/wireless/intel/iwlwifi/iwl-drv.c:1100:3: note: here
> > > >    default:
> > > >    ^~~~~~~
> > > > drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c: In function
> > 'iwl_parse_fw_dbg_tlv':
> > > > drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c:203:4: warning: this
> > statement may fall through [-Wimplicit-fallthrough=]
> > > >     iwl_fw_dbg_copy_tlv(trans, tlv, true);
> > > >     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > > > drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c:204:3: note: here
> > > >    default:
> > > >    ^~~~~~~
> > > > 
> > > > Introduced by commit
> > > > 
> > > >   f14cda6f3b31 ("iwlwifi: trans: parse and store debug ini TLVs")
> > > > 
> > > > These are noted because I use -Wimplict-fallthrough
> > > > 
> > > > The warnings can be suppressed by adding a comment like
> > > > 	/* fall through */
> > > > at the appropriate place to indicate that the fallthough is intended.
> > > 
> > > I am still seeing these warnings (but in the net-next tree now) and I
> > > do not see a fix patch in the wireless-drivers-next tree.
> > 
> > Luca did submit a patch[1] for cfg80211 to fix those but I don't see any
> > patches for iwlwifi (even in the one pending pull request he sent), not sure
> > what happened. I know that Luca is already on holidays but adding
> > Emmanuel, maybe he can help here?
> > 
> 
> Just sent a patch.

Those patches were still queued for upstreaming and I didn't think they
were that urgent, so I didn't pick them.

--
Luca.