diff options
Diffstat (limited to 'block/vhdx.c')
| -rw-r--r-- | block/vhdx.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/block/vhdx.c b/block/vhdx.c index d2c54b7891..6ac0424f61 100644 --- a/block/vhdx.c +++ b/block/vhdx.c @@ -1822,17 +1822,21 @@ static int coroutine_fn vhdx_co_create(BlockdevCreateOptions *opts, /* Validate options and set default values */ image_size = vhdx_opts->size; if (image_size > VHDX_MAX_IMAGE_SIZE) { - error_setg_errno(errp, EINVAL, "Image size too large; max of 64TB"); + error_setg(errp, "Image size too large; max of 64TB"); return -EINVAL; } if (!vhdx_opts->has_log_size) { log_size = DEFAULT_LOG_SIZE; } else { + if (vhdx_opts->log_size > UINT32_MAX) { + error_setg(errp, "Log size must be smaller than 4 GB"); + return -EINVAL; + } log_size = vhdx_opts->log_size; } if (log_size < MiB || (log_size % MiB) != 0) { - error_setg_errno(errp, EINVAL, "Log size must be a multiple of 1 MB"); + error_setg(errp, "Log size must be a multiple of 1 MB"); return -EINVAL; } @@ -1874,12 +1878,15 @@ static int coroutine_fn vhdx_co_create(BlockdevCreateOptions *opts, } if (block_size < MiB || (block_size % MiB) != 0) { - error_setg_errno(errp, EINVAL, "Block size must be a multiple of 1 MB"); + error_setg(errp, "Block size must be a multiple of 1 MB"); + return -EINVAL; + } + if (!is_power_of_2(block_size)) { + error_setg(errp, "Block size must be a power of two"); return -EINVAL; } if (block_size > VHDX_BLOCK_SIZE_MAX) { - error_setg_errno(errp, EINVAL, "Block size must not exceed %d", - VHDX_BLOCK_SIZE_MAX); + error_setg(errp, "Block size must not exceed %d", VHDX_BLOCK_SIZE_MAX); return -EINVAL; } |