From: Mathias Krause <minipli@xxxxxxxxxxxxxx>
-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git
If you see a problem with using this for longterm, please comment.
-------------------
commit 0143fc5e9f6f5aad4764801015bc8d4b4a278200 upstream.
For type 0x51 the udf.parent_partref member in struct fid gets copied
uninitialized to userland. Fix this by initializing it to 0.
Signed-off-by: Mathias Krause <minipli@xxxxxxxxxxxxxx>
Signed-off-by: Jan Kara <jack@xxxxxxx>
Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
---
fs/udf/namei.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 75816025f95f..919fa1e5f761 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -1366,6 +1366,7 @@ static int udf_encode_fh(struct dentry *de, __u32 *fh, int *lenp,
*lenp = 3;
fid->udf.block = location.logicalBlockNum;
fid->udf.partref = location.partitionReferenceNum;
+ fid->udf.parent_partref = 0;
fid->udf.generation = inode->i_generation;
if (connectable && !S_ISDIR(inode->i_mode)) {
--
1.8.5.2
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