linux-kernel - Re: [PATCH V4 2/2] ptr_ring: try vmalloc() when kmalloc() fails

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Message-Id: <20180209.142929.1888143278121723436.davem@davemloft.net>
Date:   Fri, 09 Feb 2018 14:29:29 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     jasowang@...hat.com
Cc:     mst@...hat.com, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH V4 2/2] ptr_ring: try vmalloc() when kmalloc() fails

From: Jason Wang <jasowang@...hat.com>
Date: Fri,  9 Feb 2018 17:45:50 +0800

> This patch switch to use kvmalloc_array() for using a vmalloc()
> fallback to help in case kmalloc() fails.
> 
> Reported-by: syzbot+e4d4f9ddd4295539735d@...kaller.appspotmail.com
> Fixes: 2e0ab8ca83c12 ("ptr_ring: array based FIFO for pointers")
> Signed-off-by: Jason Wang <jasowang@...hat.com>

Applied.