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authorAl Viro <viro@zeniv.linux.org.uk>2017-11-29 19:00:41 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2017-11-29 19:00:41 -0500
commitc71d227fc4133f949dae620ed5e3a250b43f2415 (patch)
treece12b907996c2acd37e9d86f4ba492b09a0ab0f8 /fs/select.c
parent69112736e2f025ff3ba280cf81c36e25cf7cc59f (diff)
downloadlinux-c71d227fc4133f949dae620ed5e3a250b43f2415.tar.bz2
make kernel-side POLL... arch-independent
mangle/demangle on the way to/from userland Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/select.c')
-rw-r--r--fs/select.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/select.c b/fs/select.c
index b2deeb215dbe..ec14171dd78a 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -817,7 +817,7 @@ static inline __poll_t do_pollfd(struct pollfd *pollfd, poll_table *pwait,
mask = POLLNVAL;
if (f.file) {
/* userland u16 ->events contains POLL... bitmap */
- __poll_t filter = (__force __poll_t)pollfd->events |
+ __poll_t filter = demangle_poll(pollfd->events) |
POLLERR | POLLHUP;
mask = DEFAULT_POLLMASK;
if (f.file->f_op->poll) {
@@ -833,7 +833,7 @@ static inline __poll_t do_pollfd(struct pollfd *pollfd, poll_table *pwait,
}
}
/* ... and so does ->revents */
- pollfd->revents = (__force u16)mask;
+ pollfd->revents = mangle_poll(mask);
return mask;
}