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net/9p: Return error if we fail to encode protocol data

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We need to return error in case we fail to encode data in protocol buffer.
This patch also return error in case of a failed copy_from_user.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Aneesh Kumar K.V
2010-10-19 09:17:02 +05:30
committed by Eric Van Hensbergen
parent 877cb3d4dd
commit 7b3bb3fe16
2 changed files with 4 additions and 3 deletions
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net/9p/client.c
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@@ -579,6 +579,8 @@ p9_client_rpc(struct p9_client *c, int8_t type, const char *fmt, ...)
va_start(ap, fmt);
err = p9pdu_vwritef(req->tc, c->proto_version, fmt, ap);
va_end(ap);
if (err)
goto reterr;
p9pdu_finalize(req->tc);
err = c->trans_mod->request(c, req);