f2fs: check all the data segments against all node ones

[ Upstream commit 1166c1f2f69117ad254189ca781287afa6e550b6 ]

As a part of the sanity checking while mounting, distinct segment number
assignment to data and node segments is verified. Fixing a small bug in
this verification between node and data segments. We need to check all
the data segments with all the node segments.

Fixes: 042be0f849e5f ("f2fs: fix to do sanity check with current segment number")
Signed-off-by: Surbhi Palande <csurbhi@gmail.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 1871031..e9ab4b3 100644 (file)
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2413,11 +2413,11 @@ int f2fs_sanity_check_ckpt(struct f2fs_sb_info *sbi)
                }
        }
        for (i = 0; i < NR_CURSEG_NODE_TYPE; i++) {
-               for (j = i; j < NR_CURSEG_DATA_TYPE; j++) {
+               for (j = 0; j < NR_CURSEG_DATA_TYPE; j++) {
                        if (le32_to_cpu(ckpt->cur_node_segno[i]) ==
                                le32_to_cpu(ckpt->cur_data_segno[j])) {
                                f2fs_msg(sbi->sb, KERN_ERR,
-                                       "Data segment (%u) and Data segment (%u)"
+                                       "Node segment (%u) and Data segment (%u)"
                                        " has the same segno: %u", i, j,
                                        le32_to_cpu(ckpt->cur_node_segno[i]));
                                return 1;