From 2b0ada2b8e086c267dd116a39ad41ff0a717b665 Mon Sep 17 00:00:00 2001 From: Anton Altaparmakov Date: Thu, 8 Sep 2005 16:52:31 +0100 Subject: NTFS: Fix handling of valid but empty mapping pairs array in fs/ntfs/runlist.c::ntfs_mapping_pairs_decompress(). Signed-off-by: Anton Altaparmakov --- fs/ntfs/runlist.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/ntfs/runlist.c') diff --git a/fs/ntfs/runlist.c b/fs/ntfs/runlist.c index d26a1be530c5..e4c4716939de 100644 --- a/fs/ntfs/runlist.c +++ b/fs/ntfs/runlist.c @@ -760,6 +760,9 @@ runlist_element *ntfs_mapping_pairs_decompress(const ntfs_volume *vol, ntfs_error(vol->sb, "Corrupt attribute."); return ERR_PTR(-EIO); } + /* If the mapping pairs array is valid but empty, nothing to do. */ + if (!vcn && !*buf) + return old_rl; /* Current position in runlist array. */ rlpos = 0; /* Allocate first page and set current runlist size to one page. */ -- cgit v1.2.3