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Date: Fri, 08 Jul 2016 15:27:28 -0700
From: J Freyensee <james_p_freyensee@...ux.intel.com>
To: weiyj_lk@....com, Christoph Hellwig <hch@....de>,
Sagi Grimberg <sagi@...mberg.me>
Cc: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>,
linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org
Subject: Re: [PATCH -next] nvmet: fix return value check in
nvmet_subsys_alloc()
On Wed, 2016-07-06 at 12:02 +0000, weiyj_lk@....com wrote:
> From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
>
> In case of error, the function kstrndup() returns NULL pointer
> not ERR_PTR(). The IS_ERR() test in the return value check
> should be replaced with NULL test.
>
> Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
Looks good and inline with how other drivers use kstrndup(), thanks for
the fix.
Reviewed-by: Jay Freyensee <james_p_freyensee@...ux.intel.com>
> ---
> drivers/nvme/target/core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
> index e0b3f01..8a891ca 100644
> --- a/drivers/nvme/target/core.c
> +++ b/drivers/nvme/target/core.c
> @@ -895,7 +895,7 @@ struct nvmet_subsys *nvmet_subsys_alloc(const
> char *subsysnqn,
> subsys->type = type;
> subsys->subsysnqn = kstrndup(subsysnqn, NVMF_NQN_SIZE,
> GFP_KERNEL);
> - if (IS_ERR(subsys->subsysnqn)) {
> + if (!subsys->subsysnqn) {
> kfree(subsys);
> return NULL;
> }
>
>
>
> _______________________________________________
> Linux-nvme mailing list
> Linux-nvme@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-nvme
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