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-rw-r--r--fs/ext4/indirect.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index 6f3bb55..fd69da1 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -1316,16 +1316,24 @@ static int free_hole_blocks(handle_t *handle, struct inode *inode,
blk = *i_data;
if (level > 0) {
ext4_lblk_t first2;
+ ext4_lblk_t count2;
+
bh = sb_bread(inode->i_sb, le32_to_cpu(blk));
if (!bh) {
EXT4_ERROR_INODE_BLOCK(inode, le32_to_cpu(blk),
"Read failure");
return -EIO;
}
- first2 = (first > offset) ? first - offset : 0;
+ if (first > offset) {
+ first2 = first - offset;
+ count2 = count;
+ } else {
+ first2 = 0;
+ count2 = count - (offset - first);
+ }
ret = free_hole_blocks(handle, inode, bh,
(__le32 *)bh->b_data, level - 1,
- first2, count - offset,
+ first2, count2,
inode->i_sb->s_blocksize >> 2);
if (ret) {
brelse(bh);
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