diff options
| -rw-r--r-- | fs/udf/truncate.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/udf/truncate.c b/fs/udf/truncate.c index 0449b2216e7..0e328cdc9a4 100644 --- a/fs/udf/truncate.c +++ b/fs/udf/truncate.c @@ -88,8 +88,9 @@ void udf_discard_prealloc(struct inode * inode) { etype = netype; lbcount += elen; - if (lbcount > inode->i_size && lbcount - inode->i_size < inode->i_sb->s_blocksize) + if (lbcount > inode->i_size && lbcount - elen < inode->i_size) { + WARN_ON(lbcount - inode->i_size >= inode->i_sb->s_blocksize); nelen = elen - (lbcount - inode->i_size); epos.offset -= adsize; extent_trunc(inode, &epos, eloc, etype, elen, nelen); @@ -119,6 +120,7 @@ void udf_discard_prealloc(struct inode * inode) } UDF_I_LENEXTENTS(inode) = lbcount; + WARN_ON(lbcount != inode->i_size); brelse(epos.bh); } |