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authorJan Kara <jack@suse.cz>2007-05-08 11:35:13 +0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 22:15:21 +0400
commit60448b1d6db4e82946ff9a2ac88df341f5fa87a2 (patch)
treed0623c3dc26be55aa17319e1e9e8d0fbeea98ac4 /fs/udf/dir.c
parent277866a0e3a4f97e859f7a621f5b4f5359c9526c (diff)
downloadlinux-60448b1d6db4e82946ff9a2ac88df341f5fa87a2.tar.xz
udf: use sector_t and loff_t for file offsets
Use sector_t and loff_t for file offsets in UDF filesystem. Otherwise an overflow may occur for long files. Also make inode_bmap() return offset in the extent in number of blocks instead of number of bytes - for most callers this is more convenient. Signed-off-by: Jan Kara <jack@suse.cz> Acked-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/udf/dir.c')
-rw-r--r--fs/udf/dir.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/udf/dir.c b/fs/udf/dir.c
index 2391c9150c49..3c50b82a2307 100644
--- a/fs/udf/dir.c
+++ b/fs/udf/dir.c
@@ -113,7 +113,8 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
loff_t size = (udf_ext0_offset(dir) + dir->i_size) >> 2;
struct buffer_head * bh = NULL, * tmp, * bha[16];
kernel_lb_addr bloc, eloc;
- uint32_t extoffset, elen, offset;
+ uint32_t extoffset, elen;
+ sector_t offset;
int i, num;
unsigned int dt_type;
@@ -129,7 +130,6 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
else if (inode_bmap(dir, nf_pos >> (dir->i_sb->s_blocksize_bits - 2),
&bloc, &extoffset, &eloc, &elen, &offset, &bh) == (EXT_RECORDED_ALLOCATED >> 30))
{
- offset >>= dir->i_sb->s_blocksize_bits;
block = udf_get_lb_pblock(dir->i_sb, eloc, offset);
if ((++offset << dir->i_sb->s_blocksize_bits) < elen)
{