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| author | Theodore Ts'o | 2015-05-01 22:56:45 +0200 |
|---|---|---|
| committer | Theodore Ts'o | 2015-05-01 22:56:45 +0200 |
| commit | 5de0b4d0cd153c471640b13aae6ae6d18d0a4603 (patch) | |
| tree | ea42bad982e25f1c880e363b55e8d1ff82e773fe /fs/ext4/symlink.c | |
| parent | ext4 crypto: enable encryption feature flag (diff) | |
| download | kernel-qcow2-linux-5de0b4d0cd153c471640b13aae6ae6d18d0a4603.tar.gz kernel-qcow2-linux-5de0b4d0cd153c471640b13aae6ae6d18d0a4603.tar.xz kernel-qcow2-linux-5de0b4d0cd153c471640b13aae6ae6d18d0a4603.zip | |
ext4 crypto: simplify and speed up filename encryption
Avoid using SHA-1 when calculating the user-visible filename when the
encryption key is available, and avoid decrypting lots of filenames
when searching for a directory entry in a directory block.
Change-Id: If4655f144784978ba0305b597bfa1c8d7bb69e63
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/symlink.c')
| -rw-r--r-- | fs/ext4/symlink.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/symlink.c b/fs/ext4/symlink.c index 136ca0e911fd..ce2ed286ba08 100644 --- a/fs/ext4/symlink.c +++ b/fs/ext4/symlink.c @@ -74,7 +74,7 @@ static void *ext4_follow_link(struct dentry *dentry, struct nameidata *nd) goto errout; } pstr.name = paddr; - res = _ext4_fname_disk_to_usr(ctx, &cstr, &pstr); + res = _ext4_fname_disk_to_usr(ctx, NULL, &cstr, &pstr); if (res < 0) goto errout; /* Null-terminate the name */ |