Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

[linux-2.6-omap-h63xx.git] / fs / reiserfs / super.c

diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 5b68dd3f191a41789887a1fb0651eceee50527f1..a005451930b7e1b01d8dfb4a8db8f756a4c37bf2 100644 (file)
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -1915,8 +1915,11 @@ static int reiserfs_release_dquot(struct dquot *dquot)
        ret =
            journal_begin(&th, dquot->dq_sb,
                          REISERFS_QUOTA_DEL_BLOCKS(dquot->dq_sb));
-       if (ret)
+       if (ret) {
+               /* Release dquot anyway to avoid endless cycle in dqput() */
+               dquot_release(dquot);
                goto out;
+       }
        ret = dquot_release(dquot);
        err =
            journal_end(&th, dquot->dq_sb,
@@ -2067,6 +2070,12 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type,
        size_t towrite = len;
        struct buffer_head tmp_bh, *bh;
 
+       if (!current->journal_info) {
+               printk(KERN_WARNING "reiserfs: Quota write (off=%Lu, len=%Lu)"
+                       " cancelled because transaction is not started.\n",
+                       (unsigned long long)off, (unsigned long long)len);
+               return -EIO;
+       }
        mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA);
        while (towrite > 0) {
                tocopy = sb->s_blocksize - offset < towrite ?
@@ -2098,7 +2107,7 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type,
                data += tocopy;
                blk++;
        }
-      out:
+out:
        if (len == towrite)
                return err;
        if (inode->i_size < off + len - towrite)