From: Matthew Wilcox <willy@infradead.org>
To: Baolin Wang <baolin.wang@linaro.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, arnd@arndb.de,
broonie@kernel.org
Subject: Re: [PATCH] mm: dmapool: Check the dma pool name
Date: Wed, 30 May 2018 05:01:33 -0700 [thread overview]
Message-ID: <20180530120133.GC17450@bombadil.infradead.org> (raw)
In-Reply-To: <59623b15001e5a20ac32b1a393db88722be2e718.1527679621.git.baolin.wang@linaro.org>
On Wed, May 30, 2018 at 07:28:43PM +0800, Baolin Wang wrote:
> It will be crash if we pass one NULL name when creating one dma pool,
> so we should check the passing name when copy it to dma pool.
NAK. Crashing is the appropriate thing to do. Fix the caller to not
pass NULL.
If you permit NULL to be passed then you're inviting crashes or just
bad reporting later when pool->name is printed.
next prev parent reply other threads:[~2018-05-30 12:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-30 11:28 [PATCH] mm: dmapool: Check the dma pool name Baolin Wang
2018-05-30 12:01 ` Matthew Wilcox [this message]
2018-05-30 12:14 ` Baolin Wang
2018-05-30 15:13 ` Matthew Wilcox
2018-05-30 15:41 ` Matthew Wilcox
2018-05-31 2:34 ` Baolin Wang
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