fs/hfsplus/btree.c: In function 'hfsplus_bmap_alloc':
fs/hfsplus/btree.c:239: warning: comparison is always false due to limited range of data type
But this might hide a real bug?
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
struct hfs_bnode *node, *next_node;
struct page **pagep;
u32 nidx, idx;
struct hfs_bnode *node, *next_node;
struct page **pagep;
u32 nidx, idx;
+ unsigned off;
+ u16 off16;
+ u16 len;
u8 *data, byte, m;
int i;
u8 *data, byte, m;
int i;
node = hfs_bnode_find(tree, nidx);
if (IS_ERR(node))
return node;
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);
off += node->page_offset;
pagep = node->page + (off >> PAGE_CACHE_SHIFT);
return next_node;
node = next_node;
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);
off += node->page_offset;
pagep = node->page + (off >> PAGE_CACHE_SHIFT);
data = kmap(*pagep);