Re: [PATCH] infiniband/core: zero out bind_list pointer in cma_release_port()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Subject: Re: [PATCH] infiniband/core: zero out bind_list pointer in cma_release_port()
From: Jason Gunthorpe <jgg@xxxxxxxx>
Date: Fri, 10 May 2019 10:10:49 -0300
Cc: Doug Ledford <dledford@xxxxxxxxxx>, linux-rdma@xxxxxxxxxxxxxxx, Hannes Reinecke <hare@xxxxxxxx>
In-reply-to: <20190509100358.114974-1-hare@suse.de>
References: <20190509100358.114974-1-hare@suse.de>
User-agent: Mutt/1.9.4 (2018-02-28)

On Thu, May 09, 2019 at 12:03:58PM +0200, Hannes Reinecke wrote:
> After calling kfree() on the bind_list we should be zeroing out
> the pointer, otherwise a second call to cma_release_port() will
> crash.

Why would there be two calls to cma_release_port? That is a bug.

Jason

References:
- [PATCH] infiniband/core: zero out bind_list pointer in cma_release_port()
  - From: Hannes Reinecke

Prev by Date: Re: [PATCH 5/5] IB/hfi1: Fix improper uses of smp_mb__before_atomic()
Next by Date: Re: [RFC v1 01/19] net/i40e: Add peer register/unregister to struct i40e_netdev_priv
Previous by thread: [PATCH] infiniband/core: zero out bind_list pointer in cma_release_port()
Index(es):
- Date
- Thread

[Index of Archives] [Linux USB Devel] [Video for Linux] [Linux Audio Users] [Photo] [Yosemite News] [Yosemite Photos] [Linux Kernel] [Linux SCSI] [XFree86]

Powered by Linux