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-rw-r--r--fs/hfs/catalog.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/hfs/catalog.c b/fs/hfs/catalog.c
index 6d98f116ca0..424b0337f52 100644
--- a/fs/hfs/catalog.c
+++ b/fs/hfs/catalog.c
@@ -289,6 +289,10 @@ int hfs_cat_move(u32 cnid, struct inode *src_dir, struct qstr *src_name,
err = hfs_brec_find(&src_fd);
if (err)
goto out;
+ if (src_fd.entrylength > sizeof(entry) || src_fd.entrylength < 0) {
+ err = -EIO;
+ goto out;
+ }
hfs_bnode_read(src_fd.bnode, &entry, src_fd.entryoffset,
src_fd.entrylength);