[3.16.y-ckt stable] Patch "sunrpc: fix braino in ->poll()" has been added to staging queue

[Luis Henriques]

This is a note to let you know that I have just added a patch titled

    sunrpc: fix braino in ->poll()

to the linux-3.16.y-queue branch of the 3.16.y-ckt extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.16.y-queue

This patch is scheduled to be released in version 3.16.7-ckt9.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.16.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

------

>From 4574bc369cd91da62932fcb72953ec635d8a79d9 Mon Sep 17 00:00:00 2001
From: Al Viro <viro at ZenIV.linux.org.uk>
Date: Sat, 7 Mar 2015 21:08:46 +0000
Subject: sunrpc: fix braino in ->poll()

commit 1711fd9addf214823b993468567cab1f8254fc51 upstream.

POLL_OUT isn't what callers of ->poll() are expecting to see; it's
actually __SI_POLL | 2 and it's a siginfo code, not a poll bitmap
bit...

Signed-off-by: Al Viro <viro at zeniv.linux.org.uk>
Cc: Bruce Fields <bfields at fieldses.org>
Signed-off-by: Linus Torvalds <torvalds at linux-foundation.org>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
 net/sunrpc/cache.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 066362141133..48f14003af10 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -920,7 +920,7 @@ static unsigned int cache_poll(struct file *filp, poll_table *wait,
 	poll_wait(filp, &queue_wait, wait);

 	/* alway allow write */
-	mask = POLL_OUT | POLLWRNORM;
+	mask = POLLOUT | POLLWRNORM;

 	if (!rp)
 		return mask;