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Subject[ 38/71] udf: fix memory leak while allocating blocks during write
Date
3.0-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
@@ -738,6 +738,8 @@ static struct buffer_head *inode_getblk(
goal, err);
if (!newblocknum) {
brelse(prev_epos.bh);
+ brelse(cur_epos.bh);
+ brelse(next_epos.bh);
*err = -ENOSPC;
return NULL;
}
@@ -768,6 +770,8 @@ static struct buffer_head *inode_getblk(
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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