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Subject[v2.6.34-stable 038/165] net/9p: Fix the msize calculation.
Date
From: "Venkateswararao Jujjuri (JV)" <jvrao@linux.vnet.ibm.com>

-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git
If you see a problem with using this for longterm, please comment.
-------------------

commit c9ffb05ca5b5098d6ea468c909dd384d90da7d54 upstream.

msize represents the maximum PDU size that includes P9_IOHDRSZ.

Signed-off-by: Venkateswararao Jujjuri "<jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
---
net/9p/client.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/9p/client.c b/net/9p/client.c
index bd30c3b..1a1e6d5 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -775,8 +775,8 @@ struct p9_client *p9_client_create(const char *dev_name, char *options)
if (err)
goto destroy_fidpool;

- if ((clnt->msize+P9_IOHDRSZ) > clnt->trans_mod->maxsize)
- clnt->msize = clnt->trans_mod->maxsize-P9_IOHDRSZ;
+ if (clnt->msize > clnt->trans_mod->maxsize)
+ clnt->msize = clnt->trans_mod->maxsize;

err = p9_client_version(clnt);
if (err)
--
1.7.12.rc2


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