diff options
Diffstat (limited to 'fs/ext4/ext4_write.c')
| -rw-r--r-- | fs/ext4/ext4_write.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ext4/ext4_write.c b/fs/ext4/ext4_write.c index a7f543f7df..4eb77c327e 100644 --- a/fs/ext4/ext4_write.c +++ b/fs/ext4/ext4_write.c @@ -864,6 +864,12 @@ int ext4fs_write(const char *fname, unsigned char *buffer, printf("error in File System init\n"); return -1; } + + if (le32_to_cpu(fs->sb->feature_ro_compat) & EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) { + printf("Unsupported feature metadata_csum found, not writing.\n"); + return -1; + } + inodes_per_block = fs->blksz / fs->inodesz; parent_inodeno = ext4fs_get_parent_inode_num(fname, filename, F_FILE); if (parent_inodeno == -1) |