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Message-ID: <Y9FE9E4G/arTAHjL@corigine.com>
Date: Wed, 25 Jan 2023 16:04:20 +0100
From: Simon Horman <simon.horman@...igine.com>
To: Natalia Petrova <n.petrova@...tech.ru>
Cc: Manivannan Sadhasivam <mani@...nel.org>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, linux-arm-msm@...r.kernel.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
lvc-project@...uxtesting.org
Subject: Re: [PATCH] net: qrtr: free memory on error path in
radix_tree_insert()
On Wed, Jan 25, 2023 at 04:48:31PM +0300, Natalia Petrova wrote:
> Function radix_tree_insert() returns errors if the node hasn't
> been initialized and added to the tree.
>
> "kfree(node)" and return value "NULL" of node_get() help
> to avoid using unclear node in other calls.
>
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
>
> Fixes: 0c2204a4ad71 ("net: qrtr: Migrate nameservice to kernel from userspace")
> Signed-off-by: Natalia Petrova <n.petrova@...tech.ru>
Reviewed-by: Simon Horman <simon.horman@...igine.com>
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