This is a note to let you know that I've just added the patch titled
fs/ntfs3: Do not call file_modified if collapse range failed
to the 6.6-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:
fs-ntfs3-do-not-call-file_modified-if-collapse-range.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 244d6c36a376c7dfe9d6791f9ca423e5d7d26978
Author: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Date: Fri Jun 28 18:29:46 2024 +0300
fs/ntfs3: Do not call file_modified if collapse range failed
[ Upstream commit 2db86f7995fe6b62a4d6fee9f3cdeba3c6d27606 ]
Fixes: 4342306f0f0d ("fs/ntfs3: Add file operations and implementation")
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c
index cd69cbd0aaae7..f14d21b6c6d39 100644
--- a/fs/ntfs3/file.c
+++ b/fs/ntfs3/file.c
@@ -418,7 +418,7 @@ static int ntfs_truncate(struct inode *inode, loff_t new_size)
}
/*
- * ntfs_fallocate
+ * ntfs_fallocate - file_operations::ntfs_fallocate
*
* Preallocate space for a file. This implements ntfs's fallocate file
* operation, which gets called from sys_fallocate system call. User
@@ -553,6 +553,8 @@ static long ntfs_fallocate(struct file *file, int mode, loff_t vbo, loff_t len)
ni_lock(ni);
err = attr_collapse_range(ni, vbo, len);
ni_unlock(ni);
+ if (err)
+ goto out;
} else if (mode & FALLOC_FL_INSERT_RANGE) {
/* Check new size. */
err = inode_newsize_ok(inode, new_size);
