From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 4 Jul 2015 20:11:05 +0000 (-0400)
Subject: p9_client_write(): avoid double p9_free_req()
X-Git-Tag: v4.9.8~3944^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=67e808fbb0404a12d9b9830a44bbb48d447d8bc9;p=platform%2Fkernel%2Flinux-rpi3.git

p9_client_write(): avoid double p9_free_req()

Braino in "9p: switch p9_client_write() to passing it struct iov_iter *";
if response is impossible to parse and we discard the request, get the
out of the loop right there.

Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/net/9p/client.c b/net/9p/client.c
index 28f36e4..81925b9 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1648,6 +1648,7 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err)
 		if (*err) {
 			trace_9p_protocol_dump(clnt, req->rc);
 			p9_free_req(clnt, req);
+			break;
 		}
 
 		p9_debug(P9_DEBUG_9P, "<<< RWRITE count %d\n", count);