cramfs: error message about endianess

[cascardo/linux.git] / fs / cramfs / inode.c

diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 3d194a2..5c817bd 100644 (file)
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -258,12 +258,21 @@ static int cramfs_fill_super(struct super_block *sb, void *data, int silent)
 
        /* Do sanity checks on the superblock */
        if (super.magic != CRAMFS_MAGIC) {
+               /* check for wrong endianess */
+               if (super.magic == CRAMFS_MAGIC_WEND) {
+                       if (!silent)
+                               printk(KERN_ERR "cramfs: wrong endianess\n");
+                       goto out;
+               }
+
                /* check at 512 byte offset */
                mutex_lock(&read_mutex);
                memcpy(&super, cramfs_read(sb, 512, sizeof(super)), sizeof(super));
                mutex_unlock(&read_mutex);
                if (super.magic != CRAMFS_MAGIC) {
-                       if (!silent)
+                       if (super.magic == CRAMFS_MAGIC_WEND && !silent)
+                               printk(KERN_ERR "cramfs: wrong endianess\n");
+                       else if (!silent)
                                printk(KERN_ERR "cramfs: wrong magic\n");
                        goto out;
                }