From: David Miller <davem@davemloft.net>
To: wanghai38@huawei.com
Cc: kuba@kernel.org, michal.simek@xilinx.com, esben@geanix.com,
timur@kernel.org, f.fainelli@gmail.com, weiyongjun1@huawei.com,
hkallweit1@gmail.com, netdev@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net] net: ll_temac: Use devm_platform_ioremap_resource_byname()
Date: Thu, 30 Jul 2020 17:44:54 -0700 (PDT) [thread overview]
Message-ID: <20200730.174454.1086955191077922322.davem@davemloft.net> (raw)
In-Reply-To: <20200730072419.57030-1-wanghai38@huawei.com>
From: Wang Hai <wanghai38@huawei.com>
Date: Thu, 30 Jul 2020 15:24:19 +0800
> platform_get_resource() may fail and return NULL, so we had better
> check its return value to avoid a NULL pointer dereference a bit later
> in the code. Fix it to use devm_platform_ioremap_resource_byname()
> instead of calling platform_get_resource_byname() and devm_ioremap().
>
> Fixes: 8425c41d1ef7 ("net: ll_temac: Extend support to non-device-tree platforms")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Wang Hai <wanghai38@huawei.com>
Applied to net-next.
prev parent reply other threads:[~2020-07-31 0:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-30 7:24 Wang Hai
2020-07-31 0:44 ` David Miller [this message]
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