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jbd: Check return value of blkdev_issue_flush() 

blkdev_issue_flush() can fail. Make sure the error gets properly propagated.

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2012-07-09 23:38:36 +02:00
parent 17dc59ba41
commit 349ecd6a3c
1 changed files with 5 additions and 2 deletions
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7
fs/jbd/recovery.c
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@ -265,8 +265,11 @@ int journal_recover(journal_t *journal)
if (!err)
err = err2;
/* Flush disk caches to get replayed data on the permanent storage */
if (journal->j_flags & JFS_BARRIER)
blkdev_issue_flush(journal->j_fs_dev, GFP_KERNEL, NULL);
if (journal->j_flags & JFS_BARRIER) {
err2 = blkdev_issue_flush(journal->j_fs_dev, GFP_KERNEL, NULL);
if (!err)
err = err2;
}
return err;
}