6.6-stable review patch. If anyone has any objections, please let me know.
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From: Konstantin Komarov almaz.alexandrovich@paragon-software.com
[ Upstream commit 1cd6c96219c429ebcfa8e79a865277376c563803 ]
It can be NULL if bmap is called.
Fixes: 82cae269cfa95 ("fs/ntfs3: Add initialization of super block") Signed-off-by: Konstantin Komarov almaz.alexandrovich@paragon-software.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/ntfs3/inode.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index be8c8e47d7e27..6af705ccba65a 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -571,13 +571,18 @@ static noinline int ntfs_get_block_vbo(struct inode *inode, u64 vbo, clear_buffer_uptodate(bh);
if (is_resident(ni)) { - ni_lock(ni); - err = attr_data_read_resident(ni, &folio->page); - ni_unlock(ni); - - if (!err) - set_buffer_uptodate(bh); + bh->b_blocknr = RESIDENT_LCN; bh->b_size = block_size; + if (!folio) { + err = 0; + } else { + ni_lock(ni); + err = attr_data_read_resident(ni, &folio->page); + ni_unlock(ni); + + if (!err) + set_buffer_uptodate(bh); + } return err; }