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ext4: reject journal options for ext2 mounts 

There is no reason to allow ext2 filesystems be mounted with journal
mount options. So, this patch adds them to the MOPT_NO_EXT2 mount
options list.

Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Carlos Maiolino 2015-07-21 23:57:59 -04:00 committed by Theodore Ts'o
parent 001e4a8775
commit 5ba92bcf0d
1 changed files with 3 additions and 3 deletions
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6
fs/ext4/super.c
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@ -1394,9 +1394,9 @@ static const struct mount_opts {
{Opt_stripe, 0, MOPT_GTE0},
{Opt_resuid, 0, MOPT_GTE0},
{Opt_resgid, 0, MOPT_GTE0},
{Opt_journal_dev, 0, MOPT_GTE0},
{Opt_journal_path, 0, MOPT_STRING},
{Opt_journal_ioprio, 0, MOPT_GTE0},
{Opt_journal_dev, 0, MOPT_NO_EXT2 | MOPT_GTE0},
{Opt_journal_path, 0, MOPT_NO_EXT2 | MOPT_STRING},
{Opt_journal_ioprio, 0, MOPT_NO_EXT2 | MOPT_GTE0},
{Opt_data_journal, EXT4_MOUNT_JOURNAL_DATA, MOPT_NO_EXT2 | MOPT_DATAJ},
{Opt_data_ordered, EXT4_MOUNT_ORDERED_DATA, MOPT_NO_EXT2 | MOPT_DATAJ},
{Opt_data_writeback, EXT4_MOUNT_WRITEBACK_DATA,