* [PATCH] nfsd: fix file memleak on client_opens_relaese
@ 2023-11-10 18:21 Mahmoud Adam
2023-11-10 21:31 ` NeilBrown
2023-11-10 21:35 ` Jeff Layton
0 siblings, 2 replies; 4+ messages in thread
From: Mahmoud Adam @ 2023-11-10 18:21 UTC (permalink / raw)
To: chuck.lever, jlayton; +Cc: neilb, kolga, Dai.Ngo, tom, linux-nfs, Mahmoud Adam
seq_release should be called to free the allocated seq_file
Cc: stable@vger.kernel.org # v5.3+
Signed-off-by: Mahmoud Adam <mngyadam@amazon.com>
---
fs/nfsd/nfs4state.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 4045c852a450..40415929e2ae 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2804,7 +2804,7 @@ static int client_opens_release(struct inode *inode, struct file *file)
/* XXX: alternatively, we could get/drop in seq start/stop */
drop_client(clp);
- return 0;
+ return seq_release(inode, file);
}
static const struct file_operations client_states_fops = {
--
2.40.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] nfsd: fix file memleak on client_opens_relaese
2023-11-10 18:21 [PATCH] nfsd: fix file memleak on client_opens_relaese Mahmoud Adam
@ 2023-11-10 21:31 ` NeilBrown
2023-11-10 21:55 ` Chuck Lever III
2023-11-10 21:35 ` Jeff Layton
1 sibling, 1 reply; 4+ messages in thread
From: NeilBrown @ 2023-11-10 21:31 UTC (permalink / raw)
To: Mahmoud Adam
Cc: chuck.lever, jlayton, kolga, Dai.Ngo, tom, linux-nfs,
Mahmoud Adam
On Sat, 11 Nov 2023, Mahmoud Adam wrote:
> seq_release should be called to free the allocated seq_file
>
> Cc: stable@vger.kernel.org # v5.3+
> Signed-off-by: Mahmoud Adam <mngyadam@amazon.com>
Fixes: 78599c42ae3c ("nfsd4: add file to display list of client's opens")
Reviewed-by: NeilBrown <neilb@suse.de>
Thanks,
NeilBrown
> ---
> fs/nfsd/nfs4state.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index 4045c852a450..40415929e2ae 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -2804,7 +2804,7 @@ static int client_opens_release(struct inode *inode, struct file *file)
>
> /* XXX: alternatively, we could get/drop in seq start/stop */
> drop_client(clp);
> - return 0;
> + return seq_release(inode, file);
> }
>
> static const struct file_operations client_states_fops = {
> --
> 2.40.1
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] nfsd: fix file memleak on client_opens_relaese
2023-11-10 18:21 [PATCH] nfsd: fix file memleak on client_opens_relaese Mahmoud Adam
2023-11-10 21:31 ` NeilBrown
@ 2023-11-10 21:35 ` Jeff Layton
1 sibling, 0 replies; 4+ messages in thread
From: Jeff Layton @ 2023-11-10 21:35 UTC (permalink / raw)
To: Mahmoud Adam, chuck.lever; +Cc: neilb, kolga, Dai.Ngo, tom, linux-nfs
On Fri, 2023-11-10 at 19:21 +0100, Mahmoud Adam wrote:
> seq_release should be called to free the allocated seq_file
>
> Cc: stable@vger.kernel.org # v5.3+
> Signed-off-by: Mahmoud Adam <mngyadam@amazon.com>
> ---
> fs/nfsd/nfs4state.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index 4045c852a450..40415929e2ae 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -2804,7 +2804,7 @@ static int client_opens_release(struct inode *inode, struct file *file)
>
> /* XXX: alternatively, we could get/drop in seq start/stop */
> drop_client(clp);
> - return 0;
> + return seq_release(inode, file);
> }
>
> static const struct file_operations client_states_fops = {
> --
> 2.40.1
Reviewed-by: Jeff Layton <jlayton@kernel.org>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] nfsd: fix file memleak on client_opens_relaese
2023-11-10 21:31 ` NeilBrown
@ 2023-11-10 21:55 ` Chuck Lever III
0 siblings, 0 replies; 4+ messages in thread
From: Chuck Lever III @ 2023-11-10 21:55 UTC (permalink / raw)
To: Neil Brown
Cc: Mahmoud Adam, Jeff Layton, Olga Kornievskaia, Dai Ngo, Tom Talpey,
Linux NFS Mailing List
> On Nov 10, 2023, at 4:31 PM, NeilBrown <neilb@suse.de> wrote:
>
> On Sat, 11 Nov 2023, Mahmoud Adam wrote:
>> seq_release should be called to free the allocated seq_file
>>
>> Cc: stable@vger.kernel.org # v5.3+
>> Signed-off-by: Mahmoud Adam <mngyadam@amazon.com>
>
> Fixes: 78599c42ae3c ("nfsd4: add file to display list of client's opens")
Agreed, and pushed to nfsd-fixes.
> Reviewed-by: NeilBrown <neilb@suse.de>
>
> Thanks,
> NeilBrown
>
>
>> ---
>> fs/nfsd/nfs4state.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
>> index 4045c852a450..40415929e2ae 100644
>> --- a/fs/nfsd/nfs4state.c
>> +++ b/fs/nfsd/nfs4state.c
>> @@ -2804,7 +2804,7 @@ static int client_opens_release(struct inode *inode, struct file *file)
>>
>> /* XXX: alternatively, we could get/drop in seq start/stop */
>> drop_client(clp);
>> - return 0;
>> + return seq_release(inode, file);
>> }
>>
>> static const struct file_operations client_states_fops = {
>> --
>> 2.40.1
>>
>
--
Chuck Lever
^ permalink raw reply [flat|nested] 4+ messages in thread
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2023-11-10 18:21 [PATCH] nfsd: fix file memleak on client_opens_relaese Mahmoud Adam
2023-11-10 21:31 ` NeilBrown
2023-11-10 21:55 ` Chuck Lever III
2023-11-10 21:35 ` Jeff Layton
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