Btrfs: Fix looping on readdir of the subvol roots

Signed-off-by: Chris Mason <chris.mason@oracle.com>

Btrfs: Fix looping on readdir of the subvol roots
Signed-off-by: Chris Mason <chris.mason@oracle.com>
5e591a07 · Yan Zheng · Chris Mason · 0762704b · 5e591a07
Commit 5e591a07 authored Feb 19, 2008 by Yan Zheng Committed by Chris Mason Sep 25, 2008
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fs/btrfs/inode.c fs/btrfs/inode.c +4 -1

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--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1465,7 +1465,10 @@ static int btrfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
 			di = (struct btrfs_dir_item *)((char *)di + di_len);
 		}
 	}
-	filp->f_pos = INT_LIMIT(typeof(filp->f_pos));
+	if (key_type == BTRFS_DIR_INDEX_KEY)
+		filp->f_pos = INT_LIMIT(typeof(filp->f_pos));
+	else
+		filp->f_pos++;
 nopos:
 	ret = 0;
 err: