Re: [PATCH] mISDN: prevent possible NULL pointer dereference

From	David Miller <davem@davemloft.net>
Newsgroups	linux.kernel
Subject	Re: [PATCH] mISDN: prevent possible NULL pointer dereference
Date	2016-02-18 21:10 +0100
Message-ID	<r3D3J-2sr-19@gated-at.bofh.it> (permalink)
References	<r3d9j-uB-73@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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From: Anton Protopopov <a.s.protopopov@gmail.com>
Date: Wed, 17 Feb 2016 11:19:56 -0500

> A return value of the bchannel_get_rxbuf() function is compared with the
> positive ENOMEM value instead of the negative -ENOMEM value to detect a
> memory allocation problem. Thus, after a possible memory allocation
> failure the bc->bch.rx_skb will be NULL which will lead to a NULL
> pointer dereference.
> 
> Signed-off-by: Anton Protopopov <a.s.protopopov@gmail.com>

Applied.

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[PATCH] mISDN: prevent possible NULL pointer dereference Anton Protopopov <a.s.protopopov@gmail.com> - 2016-02-17 17:30 +0100
  Re: [PATCH] mISDN: prevent possible NULL pointer dereference David Miller <davem@davemloft.net> - 2016-02-18 21:10 +0100

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