From: Trond Myklebust <trond.myklebust@primarydata.com>
Date: Sun, 18 May 2014 18:05:22 +0000 (-0400)
Subject: SUNRPC: Fix a module reference leak in svc_handle_xprt
X-Git-Tag: upstream/snapshot3+hdmi~2256
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7c3214d5c80afffb7b586d29033393a09ea65b73;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

SUNRPC: Fix a module reference leak in svc_handle_xprt

commit c789102c20bbbdda6831a273e046715be9d6af79 upstream.

If the accept() call fails, we need to put the module reference.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 06c6ff0..a4acaf2 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -730,6 +730,8 @@ static int svc_handle_xprt(struct svc_rqst *rqstp, struct svc_xprt *xprt)
 		newxpt = xprt->xpt_ops->xpo_accept(xprt);
 		if (newxpt)
 			svc_add_new_temp_xprt(serv, newxpt);
+		else
+			module_put(xprt->xpt_class->xcl_owner);
 	} else if (xprt->xpt_ops->xpo_has_wspace(xprt)) {
 		/* XPT_DATA|XPT_DEFERRED case: */
 		dprintk("svc: server %p, pool %u, transport %p, inuse=%d\n",