In order to avoid loading corrupted nat entry from disk.
Cc: [email protected]
Signed-off-by: Chao Yu <[email protected]>
---
fs/f2fs/node.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index ce471e033774..13c88dfd790d 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -630,14 +630,15 @@ int f2fs_get_node_info(struct f2fs_sb_info *sbi, nid_t
nid,
node_info_from_raw_nat(ni, &ne);
f2fs_folio_put(folio, true);
sanity_check:
- if (__is_valid_data_blkaddr(ni->blk_addr) &&
+ if (unlikely(ni->nid != nid ||
+ (__is_valid_data_blkaddr(ni->blk_addr) &&
!f2fs_is_valid_blkaddr(sbi, ni->blk_addr,
- DATA_GENERIC_ENHANCE)) {
+ DATA_GENERIC_ENHANCE)))) {
set_sbi_flag(sbi, SBI_NEED_FSCK);
f2fs_err_ratelimited(sbi,
- "f2fs_get_node_info of %pS: inconsistent nat entry, "
+ "f2fs_get_node_info of %pS: nid:%u, inconsistent nat
entry, "
"ino:%u, nid:%u, blkaddr:%u, ver:%u, flag:%u",
- __builtin_return_address(0),
+ __builtin_return_address(0), nid,
ni->ino, ni->nid, ni->blk_addr, ni->version, ni->flag);
f2fs_handle_error(sbi, ERROR_INCONSISTENT_NAT);
return -EFSCORRUPTED;
--
2.49.0
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