From: Qu Wenruo <quwenruo@cn.fujitsu.com>
Date: Fri, 16 Jan 2015 06:30:02 +0000 (+0800)
Subject: btrfs-progs: Switch btrfs-find-root to use the new open_ctree flags
X-Git-Tag: upstream/4.16.1~2371^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=70701d131a2ec8572b801ede897138f3002fd11c;p=platform%2Fupstream%2Fbtrfs-progs.git

btrfs-progs: Switch btrfs-find-root to use the new open_ctree flags

Since in previous patches, we introduced the new open_ctree flag
OPEN_CTREE_CHUNK_ROOT_ONLY, switch btrfs-find-root to use it instead of
the open_ctree_broken().

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
---

diff --git a/btrfs-find-root.c b/btrfs-find-root.c
index c6e6b82..cdbcca6 100644
--- a/btrfs-find-root.c
+++ b/btrfs-find-root.c
@@ -278,7 +278,6 @@ static int find_root(struct btrfs_root *root)
 int main(int argc, char **argv)
 {
 	struct btrfs_root *root;
-	int dev_fd;
 	int opt;
 	int ret;
 
@@ -306,15 +305,7 @@ int main(int argc, char **argv)
 		exit(1);
 	}
 
-	dev_fd = open(argv[optind], O_RDONLY);
-	if (dev_fd < 0) {
-		fprintf(stderr, "Failed to open device %s\n", argv[optind]);
-		exit(1);
-	}
-
-	root = open_ctree_broken(dev_fd, argv[optind]);
-	close(dev_fd);
-
+	root = open_ctree(argv[optind], 0, OPEN_CTREE_CHUNK_ROOT_ONLY);
 	if (!root) {
 		fprintf(stderr, "Open ctree failed\n");
 		exit(1);