From: zhong jiang <zhongjiang@huawei.com>
To: <tglx@linutronix.de>, <longman@redhat.com>
Cc: <arnd@arndb.de>, <yang.shi@linux.alibaba.com>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] lib/sg_pool: remove unnecessary null check when free the object
Date: Sat, 8 Sep 2018 17:39:25 +0800 [thread overview]
Message-ID: <5B9398CD.1060500@huawei.com> (raw)
In-Reply-To: <1533054107-35657-1-git-send-email-zhongjiang@huawei.com>
Hi, Thomas
Can you pick up the patch?
Thanks
zhong jiang
On 2018/8/1 0:21, zhong jiang wrote:
> kmem_cache_destroy/mempool_destroy has taken null check into account.
> so remove the redundant check.
>
> Signed-off-by: zhong jiang <zhongjiang@huawei.com>
> ---
> lib/sg_pool.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/lib/sg_pool.c b/lib/sg_pool.c
> index 6dd3061..d1c1e63 100644
> --- a/lib/sg_pool.c
> +++ b/lib/sg_pool.c
> @@ -148,10 +148,9 @@ static __init int sg_pool_init(void)
> cleanup_sdb:
> for (i = 0; i < SG_MEMPOOL_NR; i++) {
> struct sg_pool *sgp = sg_pools + i;
> - if (sgp->pool)
> - mempool_destroy(sgp->pool);
> - if (sgp->slab)
> - kmem_cache_destroy(sgp->slab);
> +
> + mempool_destroy(sgp->pool);
> + kmem_cache_destroy(sgp->slab);
> }
>
> return -ENOMEM;
next prev parent reply other threads:[~2018-09-08 9:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-31 16:21 [PATCH] lib/sg_pool: remove unnecessary null check when free the object zhong jiang
2018-09-08 9:39 ` zhong jiang [this message]
2018-09-08 9:46 ` Thomas Gleixner
2018-09-08 10:05 ` zhong jiang
2018-09-08 10:21 ` Thomas Gleixner
2018-09-08 10:33 ` zhong jiang
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