From: David Miller <davem@davemloft.net>
To: arnd@arndb.de
Cc: samuel@sortiz.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] irda: fix overly long udelay()
Date: Sun, 27 Nov 2016 20:00:08 -0500 (EST) [thread overview]
Message-ID: <20161127.200008.611727107565298640.davem@davemloft.net> (raw)
In-Reply-To: <20161124162630.3802535-1-arnd@arndb.de>
From: Arnd Bergmann <arnd@arndb.de>
Date: Thu, 24 Nov 2016 17:26:22 +0100
> irda_get_mtt() returns a hardcoded '10000' in some cases,
> and with gcc-7, we get a build error because this triggers a
> compile-time check in udelay():
>
> drivers/net/irda/w83977af_ir.o: In function `w83977af_hard_xmit':
> w83977af_ir.c:(.text.w83977af_hard_xmit+0x14c): undefined reference to `__bad_udelay'
>
> Older compilers did not run into this because they either did not
> completely inline the irda_get_mtt() or did not consider the
> 10000 value a constant expression.
>
> The code has been wrong since the start of git history.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Applied, thanks Arnd.
prev parent reply other threads:[~2016-11-28 1:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-24 16:26 [PATCH] irda: fix overly long udelay() Arnd Bergmann
2016-11-26 1:56 ` David Miller
2016-11-28 1:00 ` David Miller [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20161127.200008.611727107565298640.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=arnd@arndb.de \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=samuel@sortiz.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).