NTFS: Fix serious data corruption issue when writing.

Many thanks to Alberto Patino for testing and reporting the data
corruption. And many apologies for corrupting his partition.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

parent 7d0ffdb2

fs/ntfs/file.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -787,6 +787,7 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages,
		vcn_len = rl[1].vcn - vcn;
		lcn_block = lcn << (vol->cluster_size_bits -
		blocksize_bits);
		cdelta = 0;
		/*
		* If the number of remaining clusters in the
		* @pages is smaller or equal to the number of