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    Subject[ 117/221] udf: fix memory leak while allocating blocks during write
    Date
    3.7-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Namjae Jeon <namjae.jeon@samsung.com>

    commit 2fb7d99d0de3fd8ae869f35ab682581d8455887a upstream.

    Need to brelse the buffer_head stored in cur_epos and next_epos.

    Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
    Signed-off-by: Ashish Sangwan <a.sangwan@samsung.com>
    Signed-off-by: Jan Kara <jack@suse.cz>
    Signed-off-by: Shuah Khan <shuah.khan@hp.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    fs/udf/inode.c | 4 ++++
    1 file changed, 4 insertions(+)

    --- a/fs/udf/inode.c
    +++ b/fs/udf/inode.c
    @@ -765,6 +765,8 @@ static sector_t inode_getblk(struct inod
    goal, err);
    if (!newblocknum) {
    brelse(prev_epos.bh);
    + brelse(cur_epos.bh);
    + brelse(next_epos.bh);
    *err = -ENOSPC;
    return 0;
    }
    @@ -795,6 +797,8 @@ static sector_t inode_getblk(struct inod
    udf_update_extents(inode, laarr, startnum, endnum, &prev_epos);

    brelse(prev_epos.bh);
    + brelse(cur_epos.bh);
    + brelse(next_epos.bh);

    newblock = udf_get_pblock(inode->i_sb, newblocknum,
    iinfo->i_location.partitionReferenceNum, 0);



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