Squashfs: add sanity checks to lookup table reading at mount time

[pandora-kernel.git] / fs / squashfs / super.c

diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index 8f5f278..80a7119 100644 (file)
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -245,6 +245,7 @@ allocate_id_index_table:
                msblk->id_table = NULL;
                goto failed_mount;
        }
+       next_table = msblk->id_table[0];
 
        /* Handle inode lookup table */
        lookup_table_start = le64_to_cpu(sblk->lookup_table_start);
@@ -253,7 +254,7 @@ allocate_id_index_table:
 
        /* Allocate and read inode lookup table */
        msblk->inode_lookup_table = squashfs_read_inode_lookup_table(sb,
-               lookup_table_start, msblk->inodes);
+               lookup_table_start, next_table, msblk->inodes);
        if (IS_ERR(msblk->inode_lookup_table)) {
                ERROR("unable to read inode lookup table\n");
                err = PTR_ERR(msblk->inode_lookup_table);