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| author | Eric Biggers <ebiggers@google.com> | 2017-02-01 21:07:11 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2017-02-01 21:07:11 -0500 |
| commit | dd01b690f8f4b1e414f89e5a9a5326bf720d6652 (patch) | |
| tree | 9a6e1087c7d858d0a747956bfca32292413a11fd /lib/halfmd4.c | |
| parent | dbfcef6b0f4012c57bc0b6e0e660d5ed12a5eaed (diff) | |
| download | linux-dd01b690f8f4b1e414f89e5a9a5326bf720d6652.tar.gz linux-dd01b690f8f4b1e414f89e5a9a5326bf720d6652.tar.bz2 linux-dd01b690f8f4b1e414f89e5a9a5326bf720d6652.zip | |
ext4: fix use-after-iput when fscrypt contexts are inconsistent
In the case where the child's encryption context was inconsistent with
its parent directory, we were using inode->i_sb and inode->i_ino after
the inode had already been iput(). Fix this by doing the iput() in the
correct places.
Note: only ext4 had this bug, not f2fs and ubifs.
Fixes: d9cdc9033181 ("ext4 crypto: enforce context consistency")
Cc: stable@vger.kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'lib/halfmd4.c')
0 files changed, 0 insertions, 0 deletions