Messages in this thread | | | Date | Sat, 25 May 2019 11:00:29 -0700 (PDT) | Subject | Re: [PATCH] ipv6_sockglue: Fix a missing-check bug in ip6_ra_control() | From | David Miller <> |
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From: Gen Zhang <blackgod016574@gmail.com> Date: Fri, 24 May 2019 11:19:46 +0800
> In function ip6_ra_control(), the pointer new_ra is allocated a memory > space via kmalloc(). And it is used in the following codes. However, > when there is a memory allocation error, kmalloc() fails. Thus null > pointer dereference may happen. And it will cause the kernel to crash. > Therefore, we should check the return value and handle the error. > > Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
Applied.
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