tree 5aead7a970083ed83e40f57c7a25323075de792e
parent c936e1ec2879e43599d801dfa6fe58e7ccfee433
author Theodore Ts'o <tytso@mit.edu> 1433093664 -0400
committer Theodore Ts'o <tytso@mit.edu> 1433093664 -0400

ext4 crypto: fix memory leaks in ext4_encrypted_zeroout

ext4_encrypted_zeroout() could end up leaking a bio and bounce page.
Fortunately it's not used much.  While we're fixing things up,
refactor out common code into the static function alloc_bounce_page()
and fix up error handling if mempool_alloc() fails.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>