6 files changed, 16 insertions, 10 deletions

diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c
index bb5433608a42..e49fcee1e293 100644
--- a/fs/hfsplus/btree.c
+++ b/fs/hfsplus/btree.c
@@ -184,7 +184,9 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree)
         struct hfs_bnode *node, *next_node;
         struct page **pagep;
         u32 nidx, idx;
-        u16 off, len;
+        unsigned off;
+        u16 off16;
+        u16 len;
         u8 *data, byte, m;
         int i;
 
@@ -211,7 +213,8 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree)
         node = hfs_bnode_find(tree, nidx);
         if (IS_ERR(node))
                 return node;
-        len = hfs_brec_lenoff(node, 2, &off);
+        len = hfs_brec_lenoff(node, 2, &off16);
+        off = off16;
 
         off += node->page_offset;
         pagep = node->page + (off >> PAGE_CACHE_SHIFT);
@@ -256,7 +259,8 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree)
                         return next_node;
                 node = next_node;
 
-                len = hfs_brec_lenoff(node, 0, &off);
+                len = hfs_brec_lenoff(node, 0, &off16);
+                off = off16;
                 off += node->page_offset;
                 pagep = node->page + (off >> PAGE_CACHE_SHIFT);
                 data = kmap(*pagep);
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index d72d0a8b25aa..9e59537b43d5 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -311,6 +311,10 @@ int hfsplus_delete_cat(u32, struct inode *, struct qstr *);
 int hfsplus_rename_cat(u32, struct inode *, struct qstr *,
                        struct inode *, struct qstr *);
 
+/* dir.c */
+extern const struct inode_operations hfsplus_dir_inode_operations;
+extern const struct file_operations hfsplus_dir_operations;
+
 /* extents.c */
 int hfsplus_ext_cmp_key(const hfsplus_btree_key *, const hfsplus_btree_key *);
 void hfsplus_ext_write_extent(struct inode *);
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 37744cf3706a..d53b2af91c25 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -278,9 +278,6 @@ static int hfsplus_file_release(struct inode *inode, struct file *file)
         return 0;
 }
 
-extern const struct inode_operations hfsplus_dir_inode_operations;
-extern struct file_operations hfsplus_dir_operations;
-
 static const struct inode_operations hfsplus_file_inode_operations = {
         .lookup         = hfsplus_file_lookup,
         .truncate       = hfsplus_file_truncate,
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index dc64fac00831..9997cbf8beb5 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -132,7 +132,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
                                 return 0;
                         }
                         p = match_strdup(&args[0]);
-                        sbi->nls = load_nls(p);
+                        if (p)
+                                sbi->nls = load_nls(p);
                         if (!sbi->nls) {
                                 printk(KERN_ERR "hfs: unable to load nls mapping \"%s\"\n", p);
                                 kfree(p);
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index b0f9ad362d1d..ce97a54518d8 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -357,7 +357,7 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent)
                 printk(KERN_WARNING "hfs: Filesystem is marked locked, mounting read-only.\n");
                 sb->s_flags |= MS_RDONLY;
         } else if (vhdr->attributes & cpu_to_be32(HFSPLUS_VOL_JOURNALED)) {
-                printk(KERN_WARNING "hfs: write access to a jounaled filesystem is not supported, "
+                printk(KERN_WARNING "hfs: write access to a journaled filesystem is not supported, "
                        "use the force option at your own risk, mounting read-only.\n");
                 sb->s_flags |= MS_RDONLY;
         }
@@ -423,7 +423,7 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent)
          */
         vhdr->last_mount_vers = cpu_to_be32(HFSP_MOUNT_VERSION);
         vhdr->modify_date = hfsp_now2mt();
-        vhdr->write_count = cpu_to_be32(be32_to_cpu(vhdr->write_count) + 1);
+        be32_add_cpu(&vhdr->write_count, 1);
         vhdr->attributes &= cpu_to_be32(~HFSPLUS_VOL_UNMNT);
         vhdr->attributes |= cpu_to_be32(HFSPLUS_VOL_INCNSTNT);
         mark_buffer_dirty(HFSPLUS_SB(sb).s_vhbh);
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index 72cab78f0509..175d08eacc86 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -47,7 +47,7 @@ static int hfsplus_read_mdb(void *bufptr, struct hfsplus_wd *wd)
                 return 0;
         wd->ablk_start = be16_to_cpu(*(__be16 *)(bufptr + HFSP_WRAPOFF_ABLKSTART));
 
-        extent = be32_to_cpu(get_unaligned((__be32 *)(bufptr + HFSP_WRAPOFF_EMBEDEXT)));
+        extent = get_unaligned_be32(bufptr + HFSP_WRAPOFF_EMBEDEXT);
         wd->embed_start = (extent >> 16) & 0xFFFF;
         wd->embed_count = extent & 0xFFFF;