diff mbox

xfs: destroy mutex qi_tree_lock before free xfs_quotainfo_t object

Message ID 20171224123447.2998-1-sxwjean@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Xiongwei Song Dec. 24, 2017, 12:34 p.m. UTC
The mutex qi_tree_lock of xfs_quotainfo_t object was initialized when
calling xfs_qm_init_quotainfo, but it was not destroyed before free
xfs_quotainfo_t object when calling xfs_qm_destroy_quotainfo, this was
incorrect, so destroy it in function xfs_qm_destroy_quotainfo.

Signed-off-by: Xiongwei Song <sxwjean@gmail.com>
---
 fs/xfs/xfs_qm.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Darrick J. Wong Jan. 2, 2018, 8:38 p.m. UTC | #1
On Sun, Dec 24, 2017 at 08:34:47PM +0800, Xiongwei Song wrote:
> The mutex qi_tree_lock of xfs_quotainfo_t object was initialized when
> calling xfs_qm_init_quotainfo, but it was not destroyed before free
> xfs_quotainfo_t object when calling xfs_qm_destroy_quotainfo, this was
> incorrect, so destroy it in function xfs_qm_destroy_quotainfo.

Already in for-next, but thank you for catching this.

https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=2196881566225f3c3428d1a5f847a992944daa5b

--D

> Signed-off-by: Xiongwei Song <sxwjean@gmail.com>
> ---
>  fs/xfs/xfs_qm.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
> index ec952dfad359..deceef5cbbf3 100644
> --- a/fs/xfs/xfs_qm.c
> +++ b/fs/xfs/xfs_qm.c
> @@ -737,6 +737,7 @@ xfs_qm_destroy_quotainfo(
>  		qi->qi_pquotaip = NULL;
>  	}
>  	mutex_destroy(&qi->qi_quotaofflock);
> +	mutex_destroy(&qi->qi_tree_lock);
>  	kmem_free(qi);
>  	mp->m_quotainfo = NULL;
>  }
> -- 
> 2.15.1
> 
> --
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Xiongwei Song Jan. 2, 2018, 10:29 p.m. UTC | #2
2018-01-03 4:38 GMT+08:00 Darrick J. Wong <darrick.wong@oracle.com>:
> On Sun, Dec 24, 2017 at 08:34:47PM +0800, Xiongwei Song wrote:
>> The mutex qi_tree_lock of xfs_quotainfo_t object was initialized when
>> calling xfs_qm_init_quotainfo, but it was not destroyed before free
>> xfs_quotainfo_t object when calling xfs_qm_destroy_quotainfo, this was
>> incorrect, so destroy it in function xfs_qm_destroy_quotainfo.
>
> Already in for-next, but thank you for catching this.
>
> https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=2196881566225f3c3428d1a5f847a992944daa5b


Apologies for the noise.


Yours sincerely,
Xiongwei


> --D
>
>> Signed-off-by: Xiongwei Song <sxwjean@gmail.com>
>> ---
>>  fs/xfs/xfs_qm.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
>> index ec952dfad359..deceef5cbbf3 100644
>> --- a/fs/xfs/xfs_qm.c
>> +++ b/fs/xfs/xfs_qm.c
>> @@ -737,6 +737,7 @@ xfs_qm_destroy_quotainfo(
>>               qi->qi_pquotaip = NULL;
>>       }
>>       mutex_destroy(&qi->qi_quotaofflock);
>> +     mutex_destroy(&qi->qi_tree_lock);
>>       kmem_free(qi);
>>       mp->m_quotainfo = NULL;
>>  }
>> --
>> 2.15.1
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-xfs" in
>> the body of a message to majordomo@vger.kernel.org
>> More majordomo info at  http://vger.kernel.org/majordomo-info.html
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diff mbox

Patch

diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index ec952dfad359..deceef5cbbf3 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -737,6 +737,7 @@  xfs_qm_destroy_quotainfo(
 		qi->qi_pquotaip = NULL;
 	}
 	mutex_destroy(&qi->qi_quotaofflock);
+	mutex_destroy(&qi->qi_tree_lock);
 	kmem_free(qi);
 	mp->m_quotainfo = NULL;
 }