ext4: fix extent tree corruption caused by hole punch

When depth of extent tree is greater than 1, logical start value of
interior node is not correctly updated in ext4_ext_rm_idx.

Signed-off-by: Forrest Liu <[email protected]>
Signed-off-by: "Theodore Ts'o" <[email protected]>
Reviewed-by: Ashish Sangwan <[email protected]>
Cc: [email protected]
1 file changed