[PATCH] adfs: remove redundant test on unsigned

[Roel Kluin <roel.kluin@gmail.com>]

unsigned block cannot be less than 0.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
Or should it read

	if (!create) {
		if (block >= inode->i_blocks)
			goto abort_toobig;
		...
	} else if (block >= inode->i_blocks) {
		adfs_error(inode->i_sb, "block %d < 0", block);
		return -EIO;
	}
?

diff --git a/fs/adfs/inode.c b/fs/adfs/inode.c
index 798cb07..3f57ce4 100644
--- a/fs/adfs/inode.c
+++ b/fs/adfs/inode.c
@@ -19,9 +19,6 @@ static int
 adfs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh,
 	       int create)
 {
-	if (block < 0)
-		goto abort_negative;
-
 	if (!create) {
 		if (block >= inode->i_blocks)
 			goto abort_toobig;
@@ -34,10 +31,6 @@ adfs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh,
 	/* don't support allocation of blocks yet */
 	return -EIO;
 
-abort_negative:
-	adfs_error(inode->i_sb, "block %d < 0", block);
-	return -EIO;
-
 abort_toobig:
 	return 0;
 }