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Subject[PATCH 1/6] udf: fix memory leak while allocating blocks during write
Date
From: Namjae Jeon <namjae.jeon@samsung.com>

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

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index df88b95..2b77593 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -765,6 +765,8 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
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 inode *inode, sector_t block,
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);
--
1.7.9.5


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