VisionFive2 Linux kernel

author: Christoph Hellwig <hch@lst.de> 2020-11-26 09:22:18 +0100 committer: Jens Axboe <axboe@kernel.dk> 2020-12-01 14:53:39 -0700 commit: 63d9932caecee8b0a295c608d083280b45885d10 parent: 5b56b6ed574b583b07da9d824c1eca6d67c1074e

Commit Summary:

block: move bdput() to the callers of __blkdev_get

Diffstat:

1 file changed, 5 insertions, 2 deletions

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 0c533ac92e24..a2d5050c97ee 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1462,6 +1462,7 @@ static int __blkdev_get(struct block_device *bdev, struct gendisk *disk,
 			if (!(disk->flags & GENHD_FL_UP) ||
 			    !bdev->bd_part || !bdev->bd_part->nr_sects) {
 				__blkdev_put(whole, mode, 1);
+				bdput(whole);
 				ret = -ENXIO;
 				goto out_clear;
 			}
@@ -1744,9 +1745,10 @@ static void __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part)
 			disk->fops->release(disk, mode);
 	}
 	mutex_unlock(&bdev->bd_mutex);
-	bdput(bdev);
-	if (victim)
+	if (victim) {
 		__blkdev_put(victim, mode, 1);
+		bdput(victim);
+	}
 }
 
 void blkdev_put(struct block_device *bdev, fmode_t mode)
@@ -1796,6 +1798,7 @@ void blkdev_put(struct block_device *bdev, fmode_t mode)
 	mutex_unlock(&bdev->bd_mutex);
 
 	__blkdev_put(bdev, mode, 0);
+	bdput(bdev);
 	put_disk_and_module(disk);
 }
 EXPORT_SYMBOL(blkdev_put);