[PATCH] ufs: sector_t cannot be negative

From: Evgeniy Dushistov
Date: Sat Nov 15 2008 - 11:53:51 EST


From: Roel Kluin <roel.kluin@xxxxxxxxx>

unsigned i_block,fragment cannot be negative

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
Signed-off-by: Evgeniy Dushistov <dushistov@xxxxxxx>

---

diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index 39f8778..168e551 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -56,9 +56,7 @@ static int ufs_block_to_path(struct inode *inode, sector_t i_block, sector_t off


UFSD("ptrs=uspi->s_apb = %d,double_blocks=%ld \n",ptrs,double_blocks);
- if (i_block < 0) {
- ufs_warning(inode->i_sb, "ufs_block_to_path", "block < 0");
- } else if (i_block < direct_blocks) {
+ if (i_block < direct_blocks) {
offsets[n++] = i_block;
} else if ((i_block -= direct_blocks) < indirect_blocks) {
offsets[n++] = UFS_IND_BLOCK;
@@ -440,8 +438,6 @@ int ufs_getfrag_block(struct inode *inode, sector_t fragment, struct buffer_head
lock_kernel();

UFSD("ENTER, ino %lu, fragment %llu\n", inode->i_ino, (unsigned long long)fragment);
- if (fragment < 0)
- goto abort_negative;
if (fragment >
((UFS_NDADDR + uspi->s_apb + uspi->s_2apb + uspi->s_3apb)
<< uspi->s_fpbshift))
@@ -504,10 +500,6 @@ abort:
unlock_kernel();
return err;

-abort_negative:
- ufs_warning(sb, "ufs_get_block", "block < 0");
- goto abort;
-
abort_too_big:
ufs_warning(sb, "ufs_get_block", "block > big");
goto abort;

--
/Evgeniy

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