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authorZoltan Menyhart <Zoltan.Menyhart@bull.net>2006-09-29 10:58:40 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-29 18:18:03 +0200
commitd1807793e1e7e502e3dc047115e9dbc3b50e4534 (patch)
tree0ee76ff91643dc23fd5aef6d0498a7e139fdc6f8 /fs/jbd/journal.c
parent[PATCH] JBD: Make journal_brelse_array() static (diff)
downloadlinux-d1807793e1e7e502e3dc047115e9dbc3b50e4534.tar.xz
linux-d1807793e1e7e502e3dc047115e9dbc3b50e4534.zip
[PATCH] JBD: memory leak in "journal_init_dev()"
We leak a bh ref in "journal_init_dev()" in case of failure. Signed-off-by: Zoltan Menyhart <Zoltan.Menyhart@bull.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/jbd/journal.c')
-rw-r--r--fs/jbd/journal.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index 2fc66c3e6681..7af6099c911c 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -715,18 +715,8 @@ journal_t * journal_init_dev(struct block_device *bdev,
if (!journal)
return NULL;
- journal->j_dev = bdev;
- journal->j_fs_dev = fs_dev;
- journal->j_blk_offset = start;
- journal->j_maxlen = len;
- journal->j_blocksize = blocksize;
-
- bh = __getblk(journal->j_dev, start, journal->j_blocksize);
- J_ASSERT(bh != NULL);
- journal->j_sb_buffer = bh;
- journal->j_superblock = (journal_superblock_t *)bh->b_data;
-
/* journal descriptor can store up to n blocks -bzzz */
+ journal->j_blocksize = blocksize;
n = journal->j_blocksize / sizeof(journal_block_tag_t);
journal->j_wbufsize = n;
journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_KERNEL);
@@ -736,6 +726,15 @@ journal_t * journal_init_dev(struct block_device *bdev,
kfree(journal);
journal = NULL;
}
+ journal->j_dev = bdev;
+ journal->j_fs_dev = fs_dev;
+ journal->j_blk_offset = start;
+ journal->j_maxlen = len;
+
+ bh = __getblk(journal->j_dev, start, journal->j_blocksize);
+ J_ASSERT(bh != NULL);
+ journal->j_sb_buffer = bh;
+ journal->j_superblock = (journal_superblock_t *)bh->b_data;
return journal;
}