From: Christoph Hellwig <hch@infradead.org>
To: Vyacheslav Dubeyko <slava@dubeyko.com>
Cc: Christoph Hellwig <hch@infradead.org>,
linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Al Viro <viro@zeniv.linux.org.uk>,
Hin-Tak Leung <htl10@users.sourceforge.net>
Subject: Re: [PATCH] hfsplus: rework processing of return value of bio_alloc() in hfsplus_submit_bio()
Date: Wed, 28 Nov 2012 08:22:33 -0500 [thread overview]
Message-ID: <20121128132233.GA30413@infradead.org> (raw)
In-Reply-To: <1354108699.2017.7.camel@slavad-ubuntu>
On Wed, Nov 28, 2012 at 05:18:19PM +0400, Vyacheslav Dubeyko wrote:
> I don't insist on the patch. But if the function has such description:
>
> * RETURNS:
> * Pointer to new bio on success, NULL on failure.
>
> I prefer to check on NULL anyway. :-)
Check the sentence a couple lines above in the same comment:
* When @bs is not NULL, if %__GFP_WAIT is set then bio_alloc will always be
* able to allocate a bio. This is due to the mempool guarantees.
next prev parent reply other threads:[~2012-11-28 13:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-28 9:27 [PATCH] hfsplus: rework processing of return value of bio_alloc() in hfsplus_submit_bio() Vyacheslav Dubeyko
2012-11-28 12:48 ` Christoph Hellwig
2012-11-28 13:18 ` Vyacheslav Dubeyko
2012-11-28 13:22 ` Christoph Hellwig [this message]
2012-11-28 13:37 ` Vyacheslav Dubeyko
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