[PATCH] udf: in scan_anchors() sector_t last[] is unsigned and cannotbe negative.

[Roel Kluin]

sector_t last[] is unsigned and cannot be negative.

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
Maybe you can suggest a less ugly solution?

diff --git a/fs/udf/super.c b/fs/udf/super.c
index e25e701..d53c6fc 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -721,7 +721,7 @@ static sector_t udf_scan_anchors(struct super_block *sb, sector_t lastblock)
 	 *  however, if the disc isn't closed, it could be 512 */
 
 	for (i = 0; i < ARRAY_SIZE(last); i++) {
-		if (last[i] < 0)
+		if (last[i] > last[0] + 1)
 			continue;
 		if (last[i] >= sb->s_bdev->bd_inode->i_size >>
 				sb->s_blocksize_bits)

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