static void pmcraid_internal_done(struct pmcraid_cmd *cmd)
{
	pmcraid_info("response internal cmd CDB[0] = %x ioasc = %x\n",
		     cmd->ioa_cb->ioarcb.cdb[0],
		     le32_to_cpu(cmd->ioa_cb->ioasa.ioasc));

	/* Some of the internal commands are sent with callers blocking for the
	 * response. Same will be indicated as part of cmd->completion_req
	 * field. Response path needs to wake up any waiters waiting for cmd
	 * completion if this flag is set.
	 */
	if (cmd->completion_req) {
		cmd->completion_req = 0;
		complete(&cmd->wait_for_completion);
	}

	/* most of the internal commands are completed by caller itself, so
	 * no need to return the command block back to free pool until we are
	 * required to do so (e.g once done with initialization).
	 */
	if (cmd->release) {
		cmd->release = 0;
		pmcraid_return_cmd(cmd);
	}
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.