[ 3.5.y.z extended stable ] Patch "nfsd: don't run get_file if nfs4_preprocess_stateid_op return" has been added to staging queue
Luis Henriques
luis.henriques at canonical.com
Wed May 15 10:32:01 UTC 2013
This is a note to let you know that I have just added a patch titled
nfsd: don't run get_file if nfs4_preprocess_stateid_op return
to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree
which can be found at:
http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Luis
------
>From 1f66adc1970379ff0402b923464bc272fac7d90c Mon Sep 17 00:00:00 2001
From: fanchaoting <fanchaoting at cn.fujitsu.com>
Date: Mon, 1 Apr 2013 21:07:22 +0800
Subject: [PATCH] nfsd: don't run get_file if nfs4_preprocess_stateid_op return
error
commit b022032e195ffca83d7002d6b84297d796ed443b upstream.
we should return error status directly when nfs4_preprocess_stateid_op
return error.
Signed-off-by: fanchaoting <fanchaoting at cn.fujitsu.com>
Signed-off-by: J. Bruce Fields <bfields at redhat.com>
[ luis: adjust context ]
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
fs/nfsd/nfs4proc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index dd0308d..7e97d93 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -893,14 +893,14 @@ nfsd4_write(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
nfs4_lock_state();
status = nfs4_preprocess_stateid_op(cstate, stateid, WR_STATE, &filp);
- if (filp)
- get_file(filp);
- nfs4_unlock_state();
-
if (status) {
+ nfs4_unlock_state();
dprintk("NFSD: nfsd4_write: couldn't process stateid!\n");
return status;
}
+ if (filp)
+ get_file(filp);
+ nfs4_unlock_state();
cnt = write->wr_buflen;
write->wr_how_written = write->wr_stable_how;
--
1.8.1.2
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