logfs: fix logfs_seek_hole()

logfs_seek_hole(inode, 0x200) would crap itself if the inode contained
just 0x1ff (or fewer) blocks.

Signed-off-by: Joern Engel <joern@logfs.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/logfs/readwrite.c b/fs/logfs/readwrite.c
index 8c663a55b726..e37cee3b1007 100644
--- a/fs/logfs/readwrite.c
+++ b/fs/logfs/readwrite.c
@@ -892,6 +892,8 @@ u64 logfs_seek_hole(struct inode *inode, u64 bix)
                 return bix;
         else if (li->li_data[INDIRECT_INDEX] & LOGFS_FULLY_POPULATED)
                 bix = maxbix(li->li_height);
+        else if (bix >= maxbix(li->li_height))
+                return bix;
         else {
                 bix = seek_holedata_loop(inode, bix, 0);
                 if (bix < maxbix(li->li_height))