From: Jens Axboe <jaxboe@fusionio.com>
Date: Sat, 23 Jul 2011 18:34:59 +0000 (+0200)
Subject: block: fix patch import error in max_discard_sectors check
X-Git-Tag: v2.6.39-400.9.0~589^2~1
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=287070217cf5fab38e246e89c489c15f9146085d;p=users%2Fjedix%2Flinux-maple.git

block: fix patch import error in max_discard_sectors check

A '!' snuck in before the unlikely, rendering it useless.

Reported-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
[Fixes BZ#13779884]
Signed-off-b: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---

diff --git a/block/blk-lib.c b/block/blk-lib.c
index 64974b1c7cca..2b461b496a78 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -59,7 +59,7 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
 	 * granularity
 	 */
 	max_discard_sectors = min(q->limits.max_discard_sectors, UINT_MAX >> 9);
-	if (!unlikely(!max_discard_sectors)) {
+	if (unlikely(!max_discard_sectors)) {
 		/* Avoid infinite loop below. Being cautious never hurts. */
 		return -EOPNOTSUPP;
 	} else if (q->limits.discard_granularity) {