From: Arnd Bergmann <arnd@arndb.de>
To: Lubos Lunak <l.lunak@suse.cz>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Peter Seebach <peter.seebach@windriver.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH][RESEND] do not redefine userspace's NULL #define
Date: Sat, 14 Apr 2012 09:30:39 +0000 [thread overview]
Message-ID: <201204140930.39643.arnd@arndb.de> (raw)
In-Reply-To: <201204141054.23935.l.lunak@suse.cz>
On Saturday 14 April 2012, Lubos Lunak wrote:
> That's what the original version of my patch did, but Arnd pointed out that
> other exported headers might use NULL and thus not be self-contained in
> userspace after this change, breaking backwards source compatibility. But I'd
> expect such breakages to be rather unlikely (stddef.h is probably pulled in
> by pretty much everything), so if you're fine with it, I'm ok with this
> solution too.
Yes, I stand corrected on that one. I have checked that actually no exported
headers rely on the definition of NULL, so your original patch is good.
Acked-by: Arnd Bergmann <arnd@arndb.de>
prev parent reply other threads:[~2012-04-14 9:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-13 19:24 [PATCH][RESEND] do not redefine userspace's NULL #define Lubos Lunak
2012-04-13 19:39 ` Linus Torvalds
2012-04-13 21:02 ` Arnd Bergmann
2012-04-16 7:43 ` Martin Schwidefsky
2012-04-13 21:46 ` Lubos Lunak
2012-04-14 8:28 ` Arnd Bergmann
2012-04-13 22:01 ` Peter Seebach
2012-04-13 22:24 ` Linus Torvalds
2012-04-13 23:18 ` Lubos Lunak
2012-04-14 0:44 ` Linus Torvalds
2012-04-14 6:43 ` Lubos Lunak
2012-04-14 7:51 ` Linus Torvalds
2012-04-14 8:21 ` Lubos Lunak
2012-04-14 8:27 ` Linus Torvalds
2012-04-14 8:54 ` Lubos Lunak
2012-04-14 9:30 ` Arnd Bergmann [this message]
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