Patch "fuse: limit nsec" has been added to the 5.4-stable tree

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This is a note to let you know that I've just added the patch titled

    fuse: limit nsec

to the 5.4-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:
     fuse-limit-nsec.patch
and it can be found in the queue-5.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From 47912eaa061a6a81e4aa790591a1874c650733c0 Mon Sep 17 00:00:00 2001
From: Miklos Szeredi <mszeredi@xxxxxxxxxx>
Date: Thu, 21 Jul 2022 16:06:18 +0200
Subject: fuse: limit nsec

From: Miklos Szeredi <mszeredi@xxxxxxxxxx>

commit 47912eaa061a6a81e4aa790591a1874c650733c0 upstream.

Limit nanoseconds to 0..999999999.

Fixes: d8a5ba45457e ("[PATCH] FUSE - core")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 fs/fuse/inode.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -162,6 +162,12 @@ void fuse_change_attributes_common(struc
 	inode->i_uid     = make_kuid(fc->user_ns, attr->uid);
 	inode->i_gid     = make_kgid(fc->user_ns, attr->gid);
 	inode->i_blocks  = attr->blocks;
+
+	/* Sanitize nsecs */
+	attr->atimensec = min_t(u32, attr->atimensec, NSEC_PER_SEC - 1);
+	attr->mtimensec = min_t(u32, attr->mtimensec, NSEC_PER_SEC - 1);
+	attr->ctimensec = min_t(u32, attr->ctimensec, NSEC_PER_SEC - 1);
+
 	inode->i_atime.tv_sec   = attr->atime;
 	inode->i_atime.tv_nsec  = attr->atimensec;
 	/* mtime from server may be stale due to local buffered write */


Patches currently in stable-queue which might be from mszeredi@xxxxxxxxxx are

queue-5.4/ovl-drop-warn_on-dentry-is-null-in-ovl_encode_fh.patch
queue-5.4/fuse-limit-nsec.patch



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