From e2d3af0d64e5fe2ee269e8f082642f82bcca3903 Mon Sep 17 00:00:00 2001 From: Gao Xiang Date: Wed, 24 Sep 2025 11:28:26 +0800 Subject: [PATCH] erofs: drop redundant sanity check for ztailpacking inline It is already performed in z_erofs_map_blocks_fo(). Also align the error message with that used for the uncompressed inline layout. Signed-off-by: Gao Xiang --- fs/erofs/zdata.c | 3 --- fs/erofs/zmap.c | 4 ++-- 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c index 625b8ae8f67f..bc80cfe482f7 100644 --- a/fs/erofs/zdata.c +++ b/fs/erofs/zdata.c @@ -823,9 +823,6 @@ static int z_erofs_pcluster_begin(struct z_erofs_frontend *fe) } rcu_read_unlock(); } - } else if ((map->m_pa & ~PAGE_MASK) + map->m_plen > PAGE_SIZE) { - DBG_BUGON(1); - return -EFSCORRUPTED; } if (pcl) { diff --git a/fs/erofs/zmap.c b/fs/erofs/zmap.c index 798223e6da9c..e5581dbeb4c2 100644 --- a/fs/erofs/zmap.c +++ b/fs/erofs/zmap.c @@ -462,8 +462,8 @@ static int z_erofs_map_blocks_fo(struct inode *inode, map->m_pa = vi->z_fragmentoff; map->m_plen = vi->z_idata_size; if (erofs_blkoff(sb, map->m_pa) + map->m_plen > sb->s_blocksize) { - erofs_err(sb, "invalid tail-packing pclustersize %llu", - map->m_plen); + erofs_err(sb, "ztailpacking inline data across blocks @ nid %llu", + vi->nid); err = -EFSCORRUPTED; goto unmap_out; } -- 2.20.1