static int nvram_create_os_partition(void)
 {
        struct list_head * p;
-       struct nvram_partition * part;
-       struct nvram_partition * new_part = NULL;
-       struct nvram_partition * free_part = NULL;
+       struct nvram_partition *part = NULL;
+       struct nvram_partition *new_part = NULL;
+       struct nvram_partition *free_part = NULL;
        int seq_init[2] = { 0, 0 };
        loff_t tmp_index;
        long size = 0;
                        free_part = part;
                }
        }
-       if (!size) {
+       if (!size)
                return -ENOSPC;
-       }
        
        /* Create our OS partition */
-       new_part = (struct nvram_partition *)
-               kmalloc(sizeof(struct nvram_partition), GFP_KERNEL);
+       new_part = kmalloc(sizeof(*new_part), GFP_KERNEL);
        if (!new_part) {
                printk(KERN_ERR "nvram_create_os_partition: kmalloc failed\n");
                return -ENOMEM;
        new_part->index = free_part->index;
        new_part->header.signature = NVRAM_SIG_OS;
        new_part->header.length = size;
-       sprintf(new_part->header.name, "ppc64,linux");
+       strcpy(new_part->header.name, "ppc64,linux");
        new_part->header.checksum = nvram_checksum(&new_part->header);
 
        rc = nvram_write_header(new_part);
        tmp_index = new_part->index + NVRAM_HEADER_LEN;
        rc = ppc_md.nvram_write((char *)&seq_init, sizeof(seq_init), &tmp_index);
        if (rc <= 0) {
-               printk(KERN_ERR "nvram_create_os_partition: nvram_write failed (%d)\n", rc);
+               printk(KERN_ERR "nvram_create_os_partition: nvram_write "
+                               "failed (%d)\n", rc);
                return rc;
        }