[PATCH 1/2] ext3: fix possible non-initialized variable on htree_dirblock_to_tree()

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This is a backport of ext4 commit 90b0a9732 which fixes a possible
non-initialized variable on htree_dirblock_to_tree().
Ext3 has the same non initialized variable, but, in any case it will be
initialized by ext3_get_blocks_handle(), which will avoid the bug to be
triggered, but, the non-initialized variable by htree_dirblock_to_tree() is
still a bug.

Signed-off-by: Carlos Maiolino <cmaiolino@xxxxxxxxxx>
---
 fs/ext3/namei.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 8f4fdda..7f6c938 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -559,7 +559,7 @@ static int htree_dirblock_to_tree(struct file *dir_file,
 {
 	struct buffer_head *bh;
 	struct ext3_dir_entry_2 *de, *top;
-	int err, count = 0;
+	int err = 0, count = 0;
 
 	dxtrace(printk("In htree dirblock_to_tree: block %d\n", block));
 	if (!(bh = ext3_bread (NULL, dir, block, 0, &err)))
-- 
1.7.11.4

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