ext4 crypto: use dget_parent() in ext4_d_revalidate()

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This avoids potential problems caused by a race where the inode gets
renamed out from its parent directory and the parent directory is
deleted while ext4_d_revalidate() is running.

Fixes: 28b4c26396
Reported-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@vger.kernel.org

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Theodore Ts'o 2016-03-26 16:15:42 -04:00

parent c0a37d4878

commit 3d43bcfef5

1 changed files with 8 additions and 4 deletions

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fs/ext4/crypto.c

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