From 5dc533c66b131726a1a747eb3c92b20a9ede9219 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 16 Jul 2017 22:14:00 -0400
Subject: ->si_band gets POLL... bitmap stored into a user-visible long field
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
fs/fcntl.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'fs/fcntl.c')
diff --git a/fs/fcntl.c b/fs/fcntl.c
index 0522e283a4f4..afe731c7a5a8 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -690,7 +690,7 @@ COMPAT_SYSCALL_DEFINE3(fcntl, unsigned int, fd, unsigned int, cmd,
/* Table to convert sigio signal codes into poll band bitmaps */
-static const long band_table[NSIGPOLL] = {
+static const __poll_t band_table[NSIGPOLL] = {
POLLIN | POLLRDNORM, /* POLL_IN */
POLLOUT | POLLWRNORM | POLLWRBAND, /* POLL_OUT */
POLLIN | POLLRDNORM | POLLMSG, /* POLL_MSG */
@@ -758,7 +758,7 @@ static void send_sigio_to_task(struct task_struct *p,
if (reason - POLL_IN >= NSIGPOLL)
si.si_band = ~0L;
else
- si.si_band = band_table[reason - POLL_IN];
+ si.si_band = (__force long)band_table[reason - POLL_IN];
si.si_fd = fd;
if (!do_send_sig_info(signum, &si, p, group))
break;
--
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