From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753224AbbFAEF3 (ORCPT ); Mon, 1 Jun 2015 00:05:29 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:48992 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751201AbbFAEFI (ORCPT ); Mon, 1 Jun 2015 00:05:08 -0400 Date: Mon, 1 Jun 2015 13:03:16 +0900 From: Greg KH To: Gaston Gonzalez Cc: cristina.opriceana@gmail.com, hamohammed.sa@gmail.com, gdonald@gmail.com, mahfouz.saif.elyazal@gmail.com, paul.gortmaker@windriver.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH RESEND] staging: rtl8192u: ieee80211: Fix sparse endianness warnings Message-ID: <20150601040316.GC3534@kroah.com> References: <1433085468-20879-1-git-send-email-gascoar@gmail.com> <20150531221739.GA28024@kroah.com> <20150531230721.GB28365@debianG> <20150531232417.GA3047@kroah.com> <20150601014152.GA27881@debianG> <20150601015320.GA24139@kroah.com> <20150601022441.GB27881@debianG> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150601022441.GB27881@debianG> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, May 31, 2015 at 11:24:42PM -0300, Gaston Gonzalez wrote: > On Mon, Jun 01, 2015 at 10:53:20AM +0900, Greg KH wrote: > > On Sun, May 31, 2015 at 10:41:52PM -0300, Gaston Gonzalez wrote: > > > On Mon, Jun 01, 2015 at 08:24:17AM +0900, Greg KH wrote: > > > > On Sun, May 31, 2015 at 08:07:21PM -0300, Gaston Gonzalez wrote: > > > > > On Mon, Jun 01, 2015 at 07:17:39AM +0900, Greg KH wrote: > > > > > > On Sun, May 31, 2015 at 12:17:48PM -0300, Gaston Gonzalez wrote: > > > > > > > Fix the following sparse warnings: > > > > > > > > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c:663:32: warning: incorrect type in assignment (different base types) > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c:663:32: expected restricted __le16 [usertype] frame_ctl > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c:663:32: got int > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c:664:50: warning: invalid assignment: |= > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c:664:50: left side has type restricted __le16 > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c:664:50: right side has type int > > > > > > > > > > > > > > > > > > > > > Signed-off-by: Gaston Gonzalez > > > > > > > --- > > > > > > > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 5 +++-- > > > > > > > 1 file changed, 3 insertions(+), 2 deletions(-) > > > > > > > > > > > > Still doesn't apply, but this might be a git bug, see below: > > > > > > > > > > > > > diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c > > > > > > > index d2e8b12..0477ba1 100644 > > > > > > > --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c > > > > > > > +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c > > > > > > > @@ -660,2 +660,2 @@ inline struct sk_buff *ieee80211_authentication_req(struct ieee80211_network *be > > > > > > > auth = (struct ieee80211_authentication *) > > > > > > > skb_put(skb, sizeof(struct ieee80211_authentication)); > > > > > > > > > > > > > > - auth->header.frame_ctl = IEEE80211_STYPE_AUTH; > > > > > > > - if (challengelen) auth->header.frame_ctl |= IEEE80211_FCTL_WEP; > > > > > > > + auth->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_AUTH); > > > > > > > + if (challengelen) > > > > > > > + auth->header.frame_ctl |= cpu_to_le16(IEEE80211_FCTL_WEP); > > > > > > > > > > > > > > auth->header.duration_id = 0x013a; //FIXME > > > > > > > > > > > > > > -- > > > > > > > 2.1.4 > > > > > > > > > > > > This patch is not created properly. Did you edit it by hand? If not, > > > > > > we need to report a bug as the diff is obviously wrong, look at the @@@ > > > > > > line. > > > > > > > > > > > > Can you update your version of git to see if it's fixed there? > > > > > > > > > > > > Also, patch tells you that this is broken: > > > > > > > > > > > > checking file drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c > > > > > > patch: **** malformed patch at line 132: skb_put(skb, sizeof(struct ieee80211_authentication)); > > > > > > > > > > Greg, > > > > > > > > > > The patch was prepared using git format-patch. The git version I'm using: > > > > > > > > > > gaston22:\-$ git --version > > > > > git version 2.1.4 > > > > > > > > > > I did deleted 4 whitespaces by hand after running checkpatch.pl on the patch. > > > > > Could that drive the issue? However, I could properly apply the patch using 'git > > > > > am' from an email and get the git log right. > > > > > > > > Yes, but is there really a commit there? That's what messed me up last > > > > time, git applied it, but with no actual diff (which is probably a bug > > > > too, just a different one...) > > > > > > > > > > Yes, there was a commit. In fact the patch prepare: git format-patch -1 > > > > > > > And if you edited it by hand, that might explain the issue, what did the > > > > "original" patch look like? > > > > > > Attached the original patch I submitted: > > > 0001-Regen-ieee80211_softmac.c-endianness-fix-patch.patch > > > > Which is broken. > > > > > Attached is also the patch without the hand-edited deletions: > > > > > > ieee80211_softmac_fixes_v3.patch > > > > That patch is correct. > > > > Why did you edit the patch metadata in a way that was incorrect? > > The only edit I did was from within git send-email --annotate. Nothing else. I > get now that that editor is not for everything... as I get the rest of the apply process > right, I thought it was ok that way. My bad :( That's worrysome, why would --annotate change the lines that relate to the patch linenumbers? Did you do a search/replace or something accidentally? > > > My steps once having this were: > > > > > > - run perl checkpatch -f > > > - I got total: 4 errors, 0 warnings, 28 lines checked. The 4 warnings were extra white > > > spaces. > > > - Delete the spaces > > > - git send-email --annotate Patch > > > > You did a few other things here, you hand-edited the patch, which broke > > it. > > > > Yes, 'git am' does apply it, but not really, as there's a bug in git > > that you see I notified the git developers about. So I still can't > > apply this patch, please resend it in a way that is not broken, like > > your attachment here :) > > > Ok, will do. Only one question left, I always get checkpatch.pl white spaces > errors after git format-patch, some of which weren't there before. So, what is the correct way of > fixing them? Fix your editor to not add them :) thanks, greg k-h