This is a note to let you know that I've just added the patch titled
fanotify: fix incorrect fmode_t casts
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
fanotify-fix-incorrect-fmode_t-casts.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 0037cff819e0557dc255210c7e1f35ef05f0718c
Author: Vasily Averin <vasily.averin@xxxxxxxxx>
Date: Sun May 22 15:08:02 2022 +0300
fanotify: fix incorrect fmode_t casts
[ Upstream commit dccd855771b37820b6d976a99729c88259549f85 ]
Fixes sparce warnings:
fs/notify/fanotify/fanotify_user.c:267:63: sparse:
warning: restricted fmode_t degrades to integer
fs/notify/fanotify/fanotify_user.c:1351:28: sparse:
warning: restricted fmode_t degrades to integer
FMODE_NONTIFY have bitwise fmode_t type and requires __force attribute
for any casts.
Signed-off-by: Vasily Averin <vvs@xxxxxxxxxx>
Reviewed-by: Christian Brauner (Microsoft) <brauner@xxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Jan Kara <jack@xxxxxxx>
Link: https://lore.kernel.org/r/9adfd6ac-1b89-791e-796b-49ada3293985@xxxxxxxxxx
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 4471043955f87..6db5a0b03a78d 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -260,7 +260,7 @@ static int create_fd(struct fsnotify_group *group, struct path *path,
* originally opened O_WRONLY.
*/
new_file = dentry_open(path,
- group->fanotify_data.f_flags | FMODE_NONOTIFY,
+ group->fanotify_data.f_flags | __FMODE_NONOTIFY,
current_cred());
if (IS_ERR(new_file)) {
/*
@@ -1373,7 +1373,7 @@ SYSCALL_DEFINE2(fanotify_init, unsigned int, flags, unsigned int, event_f_flags)
(!(fid_mode & FAN_REPORT_NAME) || !(fid_mode & FAN_REPORT_FID)))
return -EINVAL;
- f_flags = O_RDWR | FMODE_NONOTIFY;
+ f_flags = O_RDWR | __FMODE_NONOTIFY;
if (flags & FAN_CLOEXEC)
f_flags |= O_CLOEXEC;
if (flags & FAN_NONBLOCK)
