}
mmp = (struct mmp_struct *)((*bh)->b_data);
- if (le32_to_cpu(mmp->mmp_magic) == EXT4_MMP_MAGIC &&
- ext4_mmp_csum_verify(sb, mmp))
+ if (le32_to_cpu(mmp->mmp_magic) != EXT4_MMP_MAGIC)
+ ret = -EFSCORRUPTED;
+ else if (!ext4_mmp_csum_verify(sb, mmp))
+ ret = -EFSBADCRC;
+ else
return 0;
- ret = -EINVAL;
warn_exit:
ext4_warning(sb, "Error %d while reading MMP block %llu",